21198253968

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{120763}}^1$

素因数の和:120853

約数の個数: 120

約数和(自身を含む): 63073588032

約数和(自身を除く): 41875334064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 53, 69, 72, 92, 106, 138, 144, 159, 184, 207, 212, 276, 318, 368, 414, 424, 477, 552, 636, 828, 848, 954, 1104, 1219, 1272, 1656, 1908, 2438, 2544, 3312, 3657, 3816, 4876, 7314, 7632, 9752, 10971, 14628, 19504, 21942, 29256, 43884, 58512, 87768, 120763, 175536, 241526, 362289, 483052, 724578, 966104, 1086867, 1449156, 1932208, 2173734, 2777549, 2898312, 4347468, 5555098, 5796624, 6400439, 8332647, 8694936, 11110196, 12800878, 16665294, 17389872, 19201317, 22220392, 24997941, 25601756, 33330588, 38402634, 44440784, 49995882, 51203512, 57603951, 66661176, 76805268, 99991764, 102407024, 115207902, 133322352, 147210097, 153610536, 199983528, 230415804, 294420194, 307221072, 399967056, 441630291, 460831608, 588840388, 883260582, 921663216, 1177680776, 1324890873, 1766521164, 2355361552, 2649781746, 3533042328, 5299563492, 7066084656, 10599126984, 21198253968]

約数ペア:

[(1, 21198253968), (2, 10599126984), (3, 7066084656), (4, 5299563492), (6, 3533042328), (8, 2649781746), (9, 2355361552), (12, 1766521164), (16, 1324890873), (18, 1177680776), (23, 921663216), (24, 883260582), (36, 588840388), (46, 460831608), (48, 441630291), (53, 399967056), (69, 307221072), (72, 294420194), (92, 230415804), (106, 199983528), (138, 153610536), (144, 147210097), (159, 133322352), (184, 115207902), (207, 102407024), (212, 99991764), (276, 76805268), (318, 66661176), (368, 57603951), (414, 51203512), (424, 49995882), (477, 44440784), (552, 38402634), (636, 33330588), (828, 25601756), (848, 24997941), (954, 22220392), (1104, 19201317), (1219, 17389872), (1272, 16665294), (1656, 12800878), (1908, 11110196), (2438, 8694936), (2544, 8332647), (3312, 6400439), (3657, 5796624), (3816, 5555098), (4876, 4347468), (7314, 2898312), (7632, 2777549), (9752, 2173734), (10971, 1932208), (14628, 1449156), (19504, 1086867), (21942, 966104), (29256, 724578), (43884, 483052), (58512, 362289), (87768, 241526), (120763, 175536)]