21268702

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{853}}^1$

素因数の和:1012

約数の個数: 32

約数和(自身を含む): 39598272

約数和(自身を除く): 18329570

約数列:

[1, 2, 7, 13, 14, 26, 91, 137, 182, 274, 853, 959, 1706, 1781, 1918, 3562, 5971, 11089, 11942, 12467, 22178, 24934, 77623, 116861, 155246, 233722, 818027, 1519193, 1636054, 3038386, 10634351, 21268702]

約数ペア:

[(1, 21268702), (2, 10634351), (7, 3038386), (13, 1636054), (14, 1519193), (26, 818027), (91, 233722), (137, 155246), (182, 116861), (274, 77623), (853, 24934), (959, 22178), (1706, 12467), (1781, 11942), (1918, 11089), (3562, 5971)]