21849980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{29527}}^1$

素因数の和:29573

約数の個数: 24

約数和(自身を含む): 47126688

約数和(自身を除く): 25276708

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 29527, 59054, 118108, 147635, 295270, 590540, 1092499, 2184998, 4369996, 5462495, 10924990, 21849980]

約数ペア:

[(1, 21849980), (2, 10924990), (4, 5462495), (5, 4369996), (10, 2184998), (20, 1092499), (37, 590540), (74, 295270), (148, 147635), (185, 118108), (370, 59054), (740, 29527)]