21210282

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{7411}}^1$

素因数の和:7475

約数の個数: 32

約数和(自身を含む): 48029760

約数和(自身を除く): 26819478

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 106, 159, 318, 477, 954, 1431, 2862, 7411, 14822, 22233, 44466, 66699, 133398, 200097, 392783, 400194, 785566, 1178349, 2356698, 3535047, 7070094, 10605141, 21210282]

約数ペア:

[(1, 21210282), (2, 10605141), (3, 7070094), (6, 3535047), (9, 2356698), (18, 1178349), (27, 785566), (53, 400194), (54, 392783), (106, 200097), (159, 133398), (318, 66699), (477, 44466), (954, 22233), (1431, 14822), (2862, 7411)]