21407436

素因数分解:

$2^2\times 3^3\times {\mathrm{379}}^1\times {\mathrm{523}}^1$

素因数の和:915

約数の個数: 48

約数和(自身を含む): 55753600

約数和(自身を除く): 34346164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 379, 523, 758, 1046, 1137, 1516, 1569, 2092, 2274, 3138, 3411, 4548, 4707, 6276, 6822, 9414, 10233, 13644, 14121, 18828, 20466, 28242, 40932, 56484, 198217, 396434, 594651, 792868, 1189302, 1783953, 2378604, 3567906, 5351859, 7135812, 10703718, 21407436]

約数ペア:

[(1, 21407436), (2, 10703718), (3, 7135812), (4, 5351859), (6, 3567906), (9, 2378604), (12, 1783953), (18, 1189302), (27, 792868), (36, 594651), (54, 396434), (108, 198217), (379, 56484), (523, 40932), (758, 28242), (1046, 20466), (1137, 18828), (1516, 14121), (1569, 13644), (2092, 10233), (2274, 9414), (3138, 6822), (3411, 6276), (4548, 4707)]