21401056

素因数分解:

$2^5\times {\mathrm{613}}^1\times {\mathrm{1091}}^1$

素因数の和:1714

約数の個数: 24

約数和(自身を含む): 42240744

約数和(自身を除く): 20839688

約数列:

[1, 2, 4, 8, 16, 32, 613, 1091, 1226, 2182, 2452, 4364, 4904, 8728, 9808, 17456, 19616, 34912, 668783, 1337566, 2675132, 5350264, 10700528, 21401056]

約数ペア:

[(1, 21401056), (2, 10700528), (4, 5350264), (8, 2675132), (16, 1337566), (32, 668783), (613, 34912), (1091, 19616), (1226, 17456), (2182, 9808), (2452, 8728), (4364, 4904)]