21357792

素因数分解:

$2^5\times 3^2\times {\mathrm{74159}}^1$

素因数の和:74175

約数の個数: 36

約数和(自身を含む): 60737040

約数和(自身を除く): 39379248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 74159, 148318, 222477, 296636, 444954, 593272, 667431, 889908, 1186544, 1334862, 1779816, 2373088, 2669724, 3559632, 5339448, 7119264, 10678896, 21357792]

約数ペア:

[(1, 21357792), (2, 10678896), (3, 7119264), (4, 5339448), (6, 3559632), (8, 2669724), (9, 2373088), (12, 1779816), (16, 1334862), (18, 1186544), (24, 889908), (32, 667431), (36, 593272), (48, 444954), (72, 296636), (96, 222477), (144, 148318), (288, 74159)]