21310666

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{241}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 36590400

約数和(自身を除く): 15279734

約数列:

[1, 2, 13, 19, 26, 38, 179, 241, 247, 358, 482, 494, 2327, 3133, 3401, 4579, 4654, 6266, 6802, 9158, 43139, 44213, 59527, 86278, 88426, 119054, 560807, 819641, 1121614, 1639282, 10655333, 21310666]

約数ペア:

[(1, 21310666), (2, 10655333), (13, 1639282), (19, 1121614), (26, 819641), (38, 560807), (179, 119054), (241, 88426), (247, 86278), (358, 59527), (482, 44213), (494, 43139), (2327, 9158), (3133, 6802), (3401, 6266), (4579, 4654)]