21415848

素因数分解:

$2^3\times 3^1\times {\mathrm{809}}^1\times {\mathrm{1103}}^1$

素因数の和:1921

約数の個数: 32

約数和(自身を含む): 53654400

約数和(自身を除く): 32238552

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 809, 1103, 1618, 2206, 2427, 3236, 3309, 4412, 4854, 6472, 6618, 8824, 9708, 13236, 19416, 26472, 892327, 1784654, 2676981, 3569308, 5353962, 7138616, 10707924, 21415848]

約数ペア:

[(1, 21415848), (2, 10707924), (3, 7138616), (4, 5353962), (6, 3569308), (8, 2676981), (12, 1784654), (24, 892327), (809, 26472), (1103, 19416), (1618, 13236), (2206, 9708), (2427, 8824), (3236, 6618), (3309, 6472), (4412, 4854)]