21342621237

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{5231}}^1$

素因数の和:5426

約数の個数: 64

約数和(自身を含む): 34355404800

約数和(自身を除く): 13012783563

約数列:

[1, 3, 7, 21, 37, 59, 89, 111, 177, 259, 267, 413, 623, 777, 1239, 1869, 2183, 3293, 5231, 5251, 6549, 9879, 15281, 15693, 15753, 23051, 36617, 36757, 45843, 69153, 109851, 110271, 193547, 194287, 308629, 465559, 580641, 582861, 925887, 1354829, 1360009, 1396677, 2160403, 3258913, 4064487, 4080027, 6481209, 9776739, 11419273, 17225683, 27467981, 34257819, 51677049, 79934911, 82403943, 120579781, 192275867, 239804733, 361739343, 576827601, 1016315297, 3048945891, 7114207079, 21342621237]

約数ペア:

[(1, 21342621237), (3, 7114207079), (7, 3048945891), (21, 1016315297), (37, 576827601), (59, 361739343), (89, 239804733), (111, 192275867), (177, 120579781), (259, 82403943), (267, 79934911), (413, 51677049), (623, 34257819), (777, 27467981), (1239, 17225683), (1869, 11419273), (2183, 9776739), (3293, 6481209), (5231, 4080027), (5251, 4064487), (6549, 3258913), (9879, 2160403), (15281, 1396677), (15693, 1360009), (15753, 1354829), (23051, 925887), (36617, 582861), (36757, 580641), (45843, 465559), (69153, 308629), (109851, 194287), (110271, 193547)]