21859616

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{8647}}^1$

素因数の和:8736

約数の個数: 24

約数和(自身を含む): 43585920

約数和(自身を除く): 21726304

約数列:

[1, 2, 4, 8, 16, 32, 79, 158, 316, 632, 1264, 2528, 8647, 17294, 34588, 69176, 138352, 276704, 683113, 1366226, 2732452, 5464904, 10929808, 21859616]

約数ペア:

[(1, 21859616), (2, 10929808), (4, 5464904), (8, 2732452), (16, 1366226), (32, 683113), (79, 276704), (158, 138352), (316, 69176), (632, 34588), (1264, 17294), (2528, 8647)]