21477291248

素因数分解:

$2^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1898629}}^1$

素因数の和:1898745

約数の個数: 40

約数和(自身を含む): 48027744480

約数和(自身を除く): 26550453232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 101, 112, 202, 404, 707, 808, 1414, 1616, 2828, 5656, 11312, 1898629, 3797258, 7594516, 13290403, 15189032, 26580806, 30378064, 53161612, 106323224, 191761529, 212646448, 383523058, 767046116, 1342330703, 1534092232, 2684661406, 3068184464, 5369322812, 10738645624, 21477291248]

約数ペア:

[(1, 21477291248), (2, 10738645624), (4, 5369322812), (7, 3068184464), (8, 2684661406), (14, 1534092232), (16, 1342330703), (28, 767046116), (56, 383523058), (101, 212646448), (112, 191761529), (202, 106323224), (404, 53161612), (707, 30378064), (808, 26580806), (1414, 15189032), (1616, 13290403), (2828, 7594516), (5656, 3797258), (11312, 1898629)]