21557712

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{40829}}^1$

素因数の和:40851

約数の個数: 40

約数和(自身を含む): 60755040

約数和(自身を除く): 39197328

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 40829, 81658, 122487, 163316, 244974, 326632, 449119, 489948, 653264, 898238, 979896, 1347357, 1796476, 1959792, 2694714, 3592952, 5389428, 7185904, 10778856, 21557712]

約数ペア:

[(1, 21557712), (2, 10778856), (3, 7185904), (4, 5389428), (6, 3592952), (8, 2694714), (11, 1959792), (12, 1796476), (16, 1347357), (22, 979896), (24, 898238), (33, 653264), (44, 489948), (48, 449119), (66, 326632), (88, 244974), (132, 163316), (176, 122487), (264, 81658), (528, 40829)]