21034975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1097}}^1$

素因数の和:1179

約数の個数: 24

約数和(自身を含む): 28591920

約数和(自身を除く): 7556945

約数列:

[1, 5, 13, 25, 59, 65, 295, 325, 767, 1097, 1475, 3835, 5485, 14261, 19175, 27425, 64723, 71305, 323615, 356525, 841399, 1618075, 4206995, 21034975]

約数ペア:

[(1, 21034975), (5, 4206995), (13, 1618075), (25, 841399), (59, 356525), (65, 323615), (295, 71305), (325, 64723), (767, 27425), (1097, 19175), (1475, 14261), (3835, 5485)]