21151936

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{25423}}^1$

素因数の和:25448

約数の個数: 28

約数和(自身を含む): 45203872

約数和(自身を除く): 24051936

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 25423, 50846, 101692, 203384, 330499, 406768, 660998, 813536, 1321996, 1627072, 2643992, 5287984, 10575968, 21151936]

約数ペア:

[(1, 21151936), (2, 10575968), (4, 5287984), (8, 2643992), (13, 1627072), (16, 1321996), (26, 813536), (32, 660998), (52, 406768), (64, 330499), (104, 203384), (208, 101692), (416, 50846), (832, 25423)]