21765992

素因数分解:

$2^3\times {\mathrm{109}}^2\times {\mathrm{229}}^1$

素因数の和:453

約数の個数: 24

約数和(自身を含む): 41368950

約数和(自身を除く): 19602958

約数列:

[1, 2, 4, 8, 109, 218, 229, 436, 458, 872, 916, 1832, 11881, 23762, 24961, 47524, 49922, 95048, 99844, 199688, 2720749, 5441498, 10882996, 21765992]

約数ペア:

[(1, 21765992), (2, 10882996), (4, 5441498), (8, 2720749), (109, 199688), (218, 99844), (229, 95048), (436, 49922), (458, 47524), (872, 24961), (916, 23762), (1832, 11881)]