21782368

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{11159}}^1$

素因数の和:11230

約数の個数: 24

約数和(自身を含む): 43590960

約数和(自身を除く): 21808592

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 11159, 22318, 44636, 89272, 178544, 357088, 680699, 1361398, 2722796, 5445592, 10891184, 21782368]

約数ペア:

[(1, 21782368), (2, 10891184), (4, 5445592), (8, 2722796), (16, 1361398), (32, 680699), (61, 357088), (122, 178544), (244, 89272), (488, 44636), (976, 22318), (1952, 11159)]