21141175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1303}}^1$

素因数の和:1383

約数の個数: 24

約数和(自身を含む): 29105280

約数和(自身を除く): 7964105

約数列:

[1, 5, 11, 25, 55, 59, 275, 295, 649, 1303, 1475, 3245, 6515, 14333, 16225, 32575, 71665, 76877, 358325, 384385, 845647, 1921925, 4228235, 21141175]

約数ペア:

[(1, 21141175), (5, 4228235), (11, 1921925), (25, 845647), (55, 384385), (59, 358325), (275, 76877), (295, 71665), (649, 32575), (1303, 16225), (1475, 14333), (3245, 6515)]