21348641808

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{11404189}}^1$

素因数の和:11404216

約数の個数: 60

約数和(自身を含む): 64342439980

約数和(自身を除く): 42993798172

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 11404189, 22808378, 34212567, 45616756, 68425134, 91233512, 102637701, 136850268, 148254457, 182467024, 205275402, 273700536, 296508914, 410550804, 444763371, 547401072, 593017828, 821101608, 889526742, 1186035656, 1334290113, 1642203216, 1779053484, 2372071312, 2668580226, 3558106968, 5337160452, 7116213936, 10674320904, 21348641808]

約数ペア:

[(1, 21348641808), (2, 10674320904), (3, 7116213936), (4, 5337160452), (6, 3558106968), (8, 2668580226), (9, 2372071312), (12, 1779053484), (13, 1642203216), (16, 1334290113), (18, 1186035656), (24, 889526742), (26, 821101608), (36, 593017828), (39, 547401072), (48, 444763371), (52, 410550804), (72, 296508914), (78, 273700536), (104, 205275402), (117, 182467024), (144, 148254457), (156, 136850268), (208, 102637701), (234, 91233512), (312, 68425134), (468, 45616756), (624, 34212567), (936, 22808378), (1872, 11404189)]