30421251

素因数分解:

$3^4\times 7^1\times {\mathrm{53653}}^1$

素因数の和:53672

約数の個数: 20

約数和(自身を含む): 51937072

約数和(自身を除く): 21515821

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 53653, 160959, 375571, 482877, 1126713, 1448631, 3380139, 4345893, 10140417, 30421251]

約数ペア:

[(1, 30421251), (3, 10140417), (7, 4345893), (9, 3380139), (21, 1448631), (27, 1126713), (63, 482877), (81, 375571), (189, 160959), (567, 53653)]