21097308

素因数分解:

$2^2\times 3^1\times {\mathrm{571}}^1\times {\mathrm{3079}}^1$

素因数の和:3657

約数の個数: 24

約数和(自身を含む): 49329280

約数和(自身を除く): 28231972

約数列:

[1, 2, 3, 4, 6, 12, 571, 1142, 1713, 2284, 3079, 3426, 6158, 6852, 9237, 12316, 18474, 36948, 1758109, 3516218, 5274327, 7032436, 10548654, 21097308]

約数ペア:

[(1, 21097308), (2, 10548654), (3, 7032436), (4, 5274327), (6, 3516218), (12, 1758109), (571, 36948), (1142, 18474), (1713, 12316), (2284, 9237), (3079, 6852), (3426, 6158)]