21559949502

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{17449}}^1$

素因数の和:17578

約数の個数: 128

約数和(自身を含む): 55536230400

約数和(自身を除く): 33976280898

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 62, 73, 78, 91, 93, 146, 182, 186, 217, 219, 273, 403, 434, 438, 511, 546, 651, 806, 949, 1022, 1209, 1302, 1533, 1898, 2263, 2418, 2821, 2847, 3066, 4526, 5642, 5694, 6643, 6789, 8463, 13286, 13578, 15841, 16926, 17449, 19929, 29419, 31682, 34898, 39858, 47523, 52347, 58838, 88257, 95046, 104694, 122143, 176514, 205933, 226837, 244286, 366429, 411866, 453674, 540919, 617799, 680511, 732858, 1081838, 1235598, 1273777, 1361022, 1587859, 1622757, 2547554, 3175718, 3245514, 3786433, 3821331, 4763577, 7031947, 7572866, 7642662, 8916439, 9527154, 11359299, 14063894, 16559101, 17832878, 21095841, 22718598, 26749317, 33118202, 39487087, 42191682, 49223629, 49677303, 53498634, 78974174, 98447258, 99354606, 115913707, 118461261, 147670887, 231827414, 236922522, 276409609, 295341774, 347741121, 513332131, 552819218, 695482242, 829228827, 1026664262, 1539996393, 1658457654, 3079992786, 3593324917, 7186649834, 10779974751, 21559949502]

約数ペア:

[(1, 21559949502), (2, 10779974751), (3, 7186649834), (6, 3593324917), (7, 3079992786), (13, 1658457654), (14, 1539996393), (21, 1026664262), (26, 829228827), (31, 695482242), (39, 552819218), (42, 513332131), (62, 347741121), (73, 295341774), (78, 276409609), (91, 236922522), (93, 231827414), (146, 147670887), (182, 118461261), (186, 115913707), (217, 99354606), (219, 98447258), (273, 78974174), (403, 53498634), (434, 49677303), (438, 49223629), (511, 42191682), (546, 39487087), (651, 33118202), (806, 26749317), (949, 22718598), (1022, 21095841), (1209, 17832878), (1302, 16559101), (1533, 14063894), (1898, 11359299), (2263, 9527154), (2418, 8916439), (2821, 7642662), (2847, 7572866), (3066, 7031947), (4526, 4763577), (5642, 3821331), (5694, 3786433), (6643, 3245514), (6789, 3175718), (8463, 2547554), (13286, 1622757), (13578, 1587859), (15841, 1361022), (16926, 1273777), (17449, 1235598), (19929, 1081838), (29419, 732858), (31682, 680511), (34898, 617799), (39858, 540919), (47523, 453674), (52347, 411866), (58838, 366429), (88257, 244286), (95046, 226837), (104694, 205933), (122143, 176514)]