21141348

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{769}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 51744000

約数和(自身を除く): 30602652

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 79, 87, 116, 158, 174, 237, 316, 348, 474, 769, 948, 1538, 2291, 2307, 3076, 4582, 4614, 6873, 9164, 9228, 13746, 22301, 27492, 44602, 60751, 66903, 89204, 121502, 133806, 182253, 243004, 267612, 364506, 729012, 1761779, 3523558, 5285337, 7047116, 10570674, 21141348]

約数ペア:

[(1, 21141348), (2, 10570674), (3, 7047116), (4, 5285337), (6, 3523558), (12, 1761779), (29, 729012), (58, 364506), (79, 267612), (87, 243004), (116, 182253), (158, 133806), (174, 121502), (237, 89204), (316, 66903), (348, 60751), (474, 44602), (769, 27492), (948, 22301), (1538, 13746), (2291, 9228), (2307, 9164), (3076, 6873), (4582, 4614)]