21119190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2617}}^1$

素因数の和:2896

約数の個数: 32

約数和(自身を含む): 50893920

約数和(自身を除く): 29774730

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 269, 538, 807, 1345, 1614, 2617, 2690, 4035, 5234, 7851, 8070, 13085, 15702, 26170, 39255, 78510, 703973, 1407946, 2111919, 3519865, 4223838, 7039730, 10559595, 21119190]

約数ペア:

[(1, 21119190), (2, 10559595), (3, 7039730), (5, 4223838), (6, 3519865), (10, 2111919), (15, 1407946), (30, 703973), (269, 78510), (538, 39255), (807, 26170), (1345, 15702), (1614, 13085), (2617, 8070), (2690, 7851), (4035, 5234)]