21715896

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{761}}^1$

素因数の和:840

約数の個数: 64

約数和(自身を含む): 57607200

約数和(自身を除く): 35891304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 41, 58, 82, 87, 116, 123, 164, 174, 232, 246, 328, 348, 492, 696, 761, 984, 1189, 1522, 2283, 2378, 3044, 3567, 4566, 4756, 6088, 7134, 9132, 9512, 14268, 18264, 22069, 28536, 31201, 44138, 62402, 66207, 88276, 93603, 124804, 132414, 176552, 187206, 249608, 264828, 374412, 529656, 748824, 904829, 1809658, 2714487, 3619316, 5428974, 7238632, 10857948, 21715896]

約数ペア:

[(1, 21715896), (2, 10857948), (3, 7238632), (4, 5428974), (6, 3619316), (8, 2714487), (12, 1809658), (24, 904829), (29, 748824), (41, 529656), (58, 374412), (82, 264828), (87, 249608), (116, 187206), (123, 176552), (164, 132414), (174, 124804), (232, 93603), (246, 88276), (328, 66207), (348, 62402), (492, 44138), (696, 31201), (761, 28536), (984, 22069), (1189, 18264), (1522, 14268), (2283, 9512), (2378, 9132), (3044, 7134), (3567, 6088), (4566, 4756)]