21699384

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{569}}^1$

素因数の和:812

約数の個数: 64

約数和(自身を含む): 62380800

約数和(自身を除く): 40681416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 227, 454, 569, 681, 908, 1138, 1362, 1589, 1707, 1816, 2276, 2724, 3178, 3414, 3983, 4552, 4767, 5448, 6356, 6828, 7966, 9534, 11949, 12712, 13656, 15932, 19068, 23898, 31864, 38136, 47796, 95592, 129163, 258326, 387489, 516652, 774978, 904141, 1033304, 1549956, 1808282, 2712423, 3099912, 3616564, 5424846, 7233128, 10849692, 21699384]

約数ペア:

[(1, 21699384), (2, 10849692), (3, 7233128), (4, 5424846), (6, 3616564), (7, 3099912), (8, 2712423), (12, 1808282), (14, 1549956), (21, 1033304), (24, 904141), (28, 774978), (42, 516652), (56, 387489), (84, 258326), (168, 129163), (227, 95592), (454, 47796), (569, 38136), (681, 31864), (908, 23898), (1138, 19068), (1362, 15932), (1589, 13656), (1707, 12712), (1816, 11949), (2276, 9534), (2724, 7966), (3178, 6828), (3414, 6356), (3983, 5448), (4552, 4767)]