21041454

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{3191}}^1$

素因数の和:3360

約数の個数: 32

約数和(自身を含む): 48416256

約数和(自身を除く): 27374802

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 157, 314, 471, 942, 1099, 2198, 3191, 3297, 6382, 6594, 9573, 19146, 22337, 44674, 67011, 134022, 500987, 1001974, 1502961, 3005922, 3506909, 7013818, 10520727, 21041454]

約数ペア:

[(1, 21041454), (2, 10520727), (3, 7013818), (6, 3506909), (7, 3005922), (14, 1502961), (21, 1001974), (42, 500987), (157, 134022), (314, 67011), (471, 44674), (942, 22337), (1099, 19146), (2198, 9573), (3191, 6594), (3297, 6382)]