21000723292784

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{234893}}^1$

素因数の和:235183

約数の個数: 160

約数和(自身を含む): 45298086451200

約数和(自身を除く): 24297363158416

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 53, 62, 76, 106, 124, 152, 179, 212, 248, 304, 358, 424, 496, 589, 716, 848, 1007, 1178, 1432, 1643, 2014, 2356, 2864, 3286, 3401, 4028, 4712, 5549, 6572, 6802, 8056, 9424, 9487, 11098, 13144, 13604, 16112, 18974, 22196, 26288, 27208, 31217, 37948, 44392, 54416, 62434, 75896, 88784, 105431, 124868, 151792, 180253, 210862, 234893, 249736, 294097, 360506, 421724, 469786, 499472, 588194, 721012, 843448, 939572, 1176388, 1442024, 1686896, 1879144, 2352776, 2884048, 3758288, 4462967, 4705552, 5587843, 7281683, 8925934, 11175686, 12449329, 14563366, 17851868, 22351372, 24898658, 29126732, 35703736, 42045847, 44702744, 49797316, 58253464, 71407472, 84091694, 89405488, 99594632, 116506928, 138351977, 168183388, 199189264, 236537251, 276703954, 336366776, 385929199, 473074502, 553407908, 672733552, 771858398, 798871093, 946149004, 1106815816, 1303421257, 1543716796, 1597742186, 1892298008, 2213631632, 2228429891, 2606842514, 3087433592, 3195484372, 3784596016, 4456859782, 5213685028, 6174867184, 6390968744, 7332654781, 8913719564, 10427370056, 12781937488, 14665309562, 17827439128, 20854740112, 24765003883, 29330619124, 35654878256, 42340167929, 49530007766, 58661238248, 69081326621, 84680335858, 99060015532, 117322476496, 138162653242, 169360671716, 198120031064, 276325306484, 338721343432, 396240062128, 552650612968, 677442686864, 1105301225936, 1312545205799, 2625090411598, 5250180823196, 10500361646392, 21000723292784]

約数ペア:

[(1, 21000723292784), (2, 10500361646392), (4, 5250180823196), (8, 2625090411598), (16, 1312545205799), (19, 1105301225936), (31, 677442686864), (38, 552650612968), (53, 396240062128), (62, 338721343432), (76, 276325306484), (106, 198120031064), (124, 169360671716), (152, 138162653242), (179, 117322476496), (212, 99060015532), (248, 84680335858), (304, 69081326621), (358, 58661238248), (424, 49530007766), (496, 42340167929), (589, 35654878256), (716, 29330619124), (848, 24765003883), (1007, 20854740112), (1178, 17827439128), (1432, 14665309562), (1643, 12781937488), (2014, 10427370056), (2356, 8913719564), (2864, 7332654781), (3286, 6390968744), (3401, 6174867184), (4028, 5213685028), (4712, 4456859782), (5549, 3784596016), (6572, 3195484372), (6802, 3087433592), (8056, 2606842514), (9424, 2228429891), (9487, 2213631632), (11098, 1892298008), (13144, 1597742186), (13604, 1543716796), (16112, 1303421257), (18974, 1106815816), (22196, 946149004), (26288, 798871093), (27208, 771858398), (31217, 672733552), (37948, 553407908), (44392, 473074502), (54416, 385929199), (62434, 336366776), (75896, 276703954), (88784, 236537251), (105431, 199189264), (124868, 168183388), (151792, 138351977), (180253, 116506928), (210862, 99594632), (234893, 89405488), (249736, 84091694), (294097, 71407472), (360506, 58253464), (421724, 49797316), (469786, 44702744), (499472, 42045847), (588194, 35703736), (721012, 29126732), (843448, 24898658), (939572, 22351372), (1176388, 17851868), (1442024, 14563366), (1686896, 12449329), (1879144, 11175686), (2352776, 8925934), (2884048, 7281683), (3758288, 5587843), (4462967, 4705552)]