21942634

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 38678400

約数和(自身を除く): 16735766

約数列:

[1, 2, 7, 14, 67, 134, 149, 157, 298, 314, 469, 938, 1043, 1099, 2086, 2198, 9983, 10519, 19966, 21038, 23393, 46786, 69881, 73633, 139762, 147266, 163751, 327502, 1567331, 3134662, 10971317, 21942634]

約数ペア:

[(1, 21942634), (2, 10971317), (7, 3134662), (14, 1567331), (67, 327502), (134, 163751), (149, 147266), (157, 139762), (298, 73633), (314, 69881), (469, 46786), (938, 23393), (1043, 21038), (1099, 19966), (2086, 10519), (2198, 9983)]