21426264

素因数分解:

$2^3\times 3^2\times {\mathrm{523}}^1\times {\mathrm{569}}^1$

素因数の和:1104

約数の個数: 48

約数和(自身を含む): 58242600

約数和(自身を除く): 36816336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 523, 569, 1046, 1138, 1569, 1707, 2092, 2276, 3138, 3414, 4184, 4552, 4707, 5121, 6276, 6828, 9414, 10242, 12552, 13656, 18828, 20484, 37656, 40968, 297587, 595174, 892761, 1190348, 1785522, 2380696, 2678283, 3571044, 5356566, 7142088, 10713132, 21426264]

約数ペア:

[(1, 21426264), (2, 10713132), (3, 7142088), (4, 5356566), (6, 3571044), (8, 2678283), (9, 2380696), (12, 1785522), (18, 1190348), (24, 892761), (36, 595174), (72, 297587), (523, 40968), (569, 37656), (1046, 20484), (1138, 18828), (1569, 13656), (1707, 12552), (2092, 10242), (2276, 9414), (3138, 6828), (3414, 6276), (4184, 5121), (4552, 4707)]