21543916

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{6329}}^1$

素因数の和:6393

約数の個数: 24

約数和(自身を含む): 40410720

約数和(自身を除く): 18866804

約数列:

[1, 2, 4, 23, 37, 46, 74, 92, 148, 851, 1702, 3404, 6329, 12658, 25316, 145567, 234173, 291134, 468346, 582268, 936692, 5385979, 10771958, 21543916]

約数ペア:

[(1, 21543916), (2, 10771958), (4, 5385979), (23, 936692), (37, 582268), (46, 468346), (74, 291134), (92, 234173), (148, 145567), (851, 25316), (1702, 12658), (3404, 6329)]