21046035

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1151}}^1$

素因数の和:1235

約数の個数: 32

約数和(自身を含む): 35831808

約数和(自身を除く): 14785773

約数列:

[1, 3, 5, 15, 23, 53, 69, 115, 159, 265, 345, 795, 1151, 1219, 3453, 3657, 5755, 6095, 17265, 18285, 26473, 61003, 79419, 132365, 183009, 305015, 397095, 915045, 1403069, 4209207, 7015345, 21046035]

約数ペア:

[(1, 21046035), (3, 7015345), (5, 4209207), (15, 1403069), (23, 915045), (53, 397095), (69, 305015), (115, 183009), (159, 132365), (265, 79419), (345, 61003), (795, 26473), (1151, 18285), (1219, 17265), (3453, 6095), (3657, 5755)]