21333774

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{757}}^1$

素因数の和:841

約数の個数: 64

約数和(自身を含む): 54139392

約数和(自身を除く): 32805618

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 61, 66, 77, 122, 154, 183, 231, 366, 427, 462, 671, 757, 854, 1281, 1342, 1514, 2013, 2271, 2562, 4026, 4542, 4697, 5299, 8327, 9394, 10598, 14091, 15897, 16654, 24981, 28182, 31794, 46177, 49962, 58289, 92354, 116578, 138531, 174867, 277062, 323239, 349734, 507947, 646478, 969717, 1015894, 1523841, 1939434, 3047682, 3555629, 7111258, 10666887, 21333774]

約数ペア:

[(1, 21333774), (2, 10666887), (3, 7111258), (6, 3555629), (7, 3047682), (11, 1939434), (14, 1523841), (21, 1015894), (22, 969717), (33, 646478), (42, 507947), (61, 349734), (66, 323239), (77, 277062), (122, 174867), (154, 138531), (183, 116578), (231, 92354), (366, 58289), (427, 49962), (462, 46177), (671, 31794), (757, 28182), (854, 24981), (1281, 16654), (1342, 15897), (1514, 14091), (2013, 10598), (2271, 9394), (2562, 8327), (4026, 5299), (4542, 4697)]