21749216

素因数分解:

$2^5\times {\mathrm{179}}^1\times {\mathrm{3797}}^1$

素因数の和:3986

約数の個数: 24

約数和(自身を含む): 43069320

約数和(自身を除く): 21320104

約数列:

[1, 2, 4, 8, 16, 32, 179, 358, 716, 1432, 2864, 3797, 5728, 7594, 15188, 30376, 60752, 121504, 679663, 1359326, 2718652, 5437304, 10874608, 21749216]

約数ペア:

[(1, 21749216), (2, 10874608), (4, 5437304), (8, 2718652), (16, 1359326), (32, 679663), (179, 121504), (358, 60752), (716, 30376), (1432, 15188), (2864, 7594), (3797, 5728)]