21460158

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{479}}^1$

素因数の和:637

約数の個数: 48

約数和(自身を含む): 49420800

約数和(自身を除く): 27960642

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 131, 171, 262, 342, 393, 479, 786, 958, 1179, 1437, 2358, 2489, 2874, 4311, 4978, 7467, 8622, 9101, 14934, 18202, 22401, 27303, 44802, 54606, 62749, 81909, 125498, 163818, 188247, 376494, 564741, 1129482, 1192231, 2384462, 3576693, 7153386, 10730079, 21460158]

約数ペア:

[(1, 21460158), (2, 10730079), (3, 7153386), (6, 3576693), (9, 2384462), (18, 1192231), (19, 1129482), (38, 564741), (57, 376494), (114, 188247), (131, 163818), (171, 125498), (262, 81909), (342, 62749), (393, 54606), (479, 44802), (786, 27303), (958, 22401), (1179, 18202), (1437, 14934), (2358, 9101), (2489, 8622), (2874, 7467), (4311, 4978)]