21167273554

素因数分解:

$2^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{811}}^1\times {\mathrm{4919}}^1$

素因数の和:6118

約数の個数: 32

約数和(自身を含む): 36434764800

約数和(自身を除く): 15267491246

約数列:

[1, 2, 7, 14, 379, 758, 811, 1622, 2653, 4919, 5306, 5677, 9838, 11354, 34433, 68866, 307369, 614738, 1864301, 2151583, 3728602, 3989309, 4303166, 7978618, 13050107, 26100214, 27925163, 55850326, 1511948111, 3023896222, 10583636777, 21167273554]

約数ペア:

[(1, 21167273554), (2, 10583636777), (7, 3023896222), (14, 1511948111), (379, 55850326), (758, 27925163), (811, 26100214), (1622, 13050107), (2653, 7978618), (4919, 4303166), (5306, 3989309), (5677, 3728602), (9838, 2151583), (11354, 1864301), (34433, 614738), (68866, 307369)]