21001872

素因数分解:

$2^4\times 3^1\times {\mathrm{437539}}^1$

素因数の和:437550

約数の個数: 20

約数和(自身を含む): 54254960

約数和(自身を除く): 33253088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 437539, 875078, 1312617, 1750156, 2625234, 3500312, 5250468, 7000624, 10500936, 21001872]

約数ペア:

[(1, 21001872), (2, 10500936), (3, 7000624), (4, 5250468), (6, 3500312), (8, 2625234), (12, 1750156), (16, 1312617), (24, 875078), (48, 437539)]