21774324

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12689}}^1$

素因数の和:12720

約数の個数: 48

約数和(自身を含む): 59693760

約数和(自身を除く): 37919436

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 12689, 25378, 38067, 50756, 76134, 139579, 152268, 164957, 279158, 329914, 418737, 494871, 558316, 659828, 837474, 989742, 1674948, 1814527, 1979484, 3629054, 5443581, 7258108, 10887162, 21774324]

約数ペア:

[(1, 21774324), (2, 10887162), (3, 7258108), (4, 5443581), (6, 3629054), (11, 1979484), (12, 1814527), (13, 1674948), (22, 989742), (26, 837474), (33, 659828), (39, 558316), (44, 494871), (52, 418737), (66, 329914), (78, 279158), (132, 164957), (143, 152268), (156, 139579), (286, 76134), (429, 50756), (572, 38067), (858, 25378), (1716, 12689)]