21783256

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{14561}}^1$

素因数の和:14595

約数の個数: 32

約数和(自身を含む): 47180880

約数和(自身を除く): 25397624

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 14561, 29122, 58244, 116488, 160171, 247537, 320342, 495074, 640684, 990148, 1281368, 1980296, 2722907, 5445814, 10891628, 21783256]

約数ペア:

[(1, 21783256), (2, 10891628), (4, 5445814), (8, 2722907), (11, 1980296), (17, 1281368), (22, 990148), (34, 640684), (44, 495074), (68, 320342), (88, 247537), (136, 160171), (187, 116488), (374, 58244), (748, 29122), (1496, 14561)]