21813308906

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1\times {\mathrm{26297}}^1$

素因数の和:27134

約数の個数: 32

約数和(自身を含む): 35809039872

約数和(自身を除く): 13995730966

約数列:

[1, 2, 17, 31, 34, 62, 527, 787, 1054, 1574, 13379, 24397, 26297, 26758, 48794, 52594, 414749, 447049, 815207, 829498, 894098, 1630414, 13858519, 20695739, 27717038, 41391478, 351827563, 641567909, 703655126, 1283135818, 10906654453, 21813308906]

約数ペア:

[(1, 21813308906), (2, 10906654453), (17, 1283135818), (31, 703655126), (34, 641567909), (62, 351827563), (527, 41391478), (787, 27717038), (1054, 20695739), (1574, 13858519), (13379, 1630414), (24397, 894098), (26297, 829498), (26758, 815207), (48794, 447049), (52594, 414749)]