21552450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{2711}}^1$

素因数の和:2779

約数の個数: 48

約数和(自身を含む): 54478656

約数和(自身を除く): 32926206

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 53, 75, 106, 150, 159, 265, 318, 530, 795, 1325, 1590, 2650, 2711, 3975, 5422, 7950, 8133, 13555, 16266, 27110, 40665, 67775, 81330, 135550, 143683, 203325, 287366, 406650, 431049, 718415, 862098, 1436830, 2155245, 3592075, 4310490, 7184150, 10776225, 21552450]

約数ペア:

[(1, 21552450), (2, 10776225), (3, 7184150), (5, 4310490), (6, 3592075), (10, 2155245), (15, 1436830), (25, 862098), (30, 718415), (50, 431049), (53, 406650), (75, 287366), (106, 203325), (150, 143683), (159, 135550), (265, 81330), (318, 67775), (530, 40665), (795, 27110), (1325, 16266), (1590, 13555), (2650, 8133), (2711, 7950), (3975, 5422)]