21052365310

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4261}}^1\times {\mathrm{29063}}^1$

素因数の和:33348

約数の個数: 32

約数和(自身を含む): 40134128832

約数和(自身を除く): 19081763522

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 4261, 8522, 21305, 29063, 42610, 58126, 72437, 144874, 145315, 290630, 362185, 494071, 724370, 988142, 2470355, 4940710, 123837443, 247674886, 619187215, 1238374430, 2105236531, 4210473062, 10526182655, 21052365310]

約数ペア:

[(1, 21052365310), (2, 10526182655), (5, 4210473062), (10, 2105236531), (17, 1238374430), (34, 619187215), (85, 247674886), (170, 123837443), (4261, 4940710), (8522, 2470355), (21305, 988142), (29063, 724370), (42610, 494071), (58126, 362185), (72437, 290630), (144874, 145315)]