21222084

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4691}}^1$

素因数の和:4740

約数の個数: 48

約数和(自身を含む): 55177920

約数和(自身を除く): 33955836

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 78, 87, 116, 156, 174, 348, 377, 754, 1131, 1508, 2262, 4524, 4691, 9382, 14073, 18764, 28146, 56292, 60983, 121966, 136039, 182949, 243932, 272078, 365898, 408117, 544156, 731796, 816234, 1632468, 1768507, 3537014, 5305521, 7074028, 10611042, 21222084]

約数ペア:

[(1, 21222084), (2, 10611042), (3, 7074028), (4, 5305521), (6, 3537014), (12, 1768507), (13, 1632468), (26, 816234), (29, 731796), (39, 544156), (52, 408117), (58, 365898), (78, 272078), (87, 243932), (116, 182949), (156, 136039), (174, 121966), (348, 60983), (377, 56292), (754, 28146), (1131, 18764), (1508, 14073), (2262, 9382), (4524, 4691)]