21000575246

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1697}}^1\times {\mathrm{46523}}^1$

素因数の和:48248

約数の個数: 32

約数和(自身を含む): 37918920960

約数和(自身を除く): 16918345714

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 1697, 3394, 11879, 23758, 32243, 46523, 64486, 93046, 225701, 325661, 451402, 651322, 883937, 1767874, 6187559, 12375118, 78949531, 157899062, 552646717, 1105293434, 1500041089, 3000082178, 10500287623, 21000575246]

約数ペア:

[(1, 21000575246), (2, 10500287623), (7, 3000082178), (14, 1500041089), (19, 1105293434), (38, 552646717), (133, 157899062), (266, 78949531), (1697, 12375118), (3394, 6187559), (11879, 1767874), (23758, 883937), (32243, 651322), (46523, 451402), (64486, 325661), (93046, 225701)]