21200436

素因数分解:

$2^2\times 3^2\times {\mathrm{211}}^1\times {\mathrm{2791}}^1$

素因数の和:3012

約数の個数: 36

約数和(自身を含む): 53863264

約数和(自身を除く): 32662828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 211, 422, 633, 844, 1266, 1899, 2532, 2791, 3798, 5582, 7596, 8373, 11164, 16746, 25119, 33492, 50238, 100476, 588901, 1177802, 1766703, 2355604, 3533406, 5300109, 7066812, 10600218, 21200436]

約数ペア:

[(1, 21200436), (2, 10600218), (3, 7066812), (4, 5300109), (6, 3533406), (9, 2355604), (12, 1766703), (18, 1177802), (36, 588901), (211, 100476), (422, 50238), (633, 33492), (844, 25119), (1266, 16746), (1899, 11164), (2532, 8373), (2791, 7596), (3798, 5582)]