21167935

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:255

約数の個数: 24

約数和(自身を含む): 27234144

約数和(自身を除く): 6066209

約数列:

[1, 5, 23, 53, 115, 151, 265, 529, 755, 1219, 2645, 3473, 6095, 8003, 17365, 28037, 40015, 79879, 140185, 184069, 399395, 920345, 4233587, 21167935]

約数ペア:

[(1, 21167935), (5, 4233587), (23, 920345), (53, 399395), (115, 184069), (151, 140185), (265, 79879), (529, 40015), (755, 28037), (1219, 17365), (2645, 8003), (3473, 6095)]