21498228

素因数分解:

$2^2\times 3^2\times {\mathrm{373}}^1\times {\mathrm{1601}}^1$

素因数の和:1984

約数の個数: 36

約数和(自身を含む): 54522468

約数和(自身を除く): 33024240

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 373, 746, 1119, 1492, 1601, 2238, 3202, 3357, 4476, 4803, 6404, 6714, 9606, 13428, 14409, 19212, 28818, 57636, 597173, 1194346, 1791519, 2388692, 3583038, 5374557, 7166076, 10749114, 21498228]

約数ペア:

[(1, 21498228), (2, 10749114), (3, 7166076), (4, 5374557), (6, 3583038), (9, 2388692), (12, 1791519), (18, 1194346), (36, 597173), (373, 57636), (746, 28818), (1119, 19212), (1492, 14409), (1601, 13428), (2238, 9606), (3202, 6714), (3357, 6404), (4476, 4803)]