21524073

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1\times {\mathrm{521}}^1$

素因数の和:864

約数の個数: 16

約数和(自身を含む): 29465856

約数和(自身を除く): 7941783

約数列:

[1, 3, 47, 141, 293, 521, 879, 1563, 13771, 24487, 41313, 73461, 152653, 457959, 7174691, 21524073]

約数ペア:

[(1, 21524073), (3, 7174691), (47, 457959), (141, 152653), (293, 73461), (521, 41313), (879, 24487), (1563, 13771)]