21532445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 29666304

約数和(自身を除く): 8133859

約数列:

[1, 5, 11, 31, 55, 73, 155, 173, 341, 365, 803, 865, 1705, 1903, 2263, 4015, 5363, 9515, 11315, 12629, 24893, 26815, 58993, 63145, 124465, 138919, 294965, 391499, 694595, 1957495, 4306489, 21532445]

約数ペア:

[(1, 21532445), (5, 4306489), (11, 1957495), (31, 694595), (55, 391499), (73, 294965), (155, 138919), (173, 124465), (341, 63145), (365, 58993), (803, 26815), (865, 24893), (1705, 12629), (1903, 11315), (2263, 9515), (4015, 5363)]