21553842

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 44029440

約数和(自身を除く): 22475598

約数列:

[1, 2, 3, 6, 89, 178, 181, 223, 267, 362, 446, 534, 543, 669, 1086, 1338, 16109, 19847, 32218, 39694, 40363, 48327, 59541, 80726, 96654, 119082, 121089, 242178, 3592307, 7184614, 10776921, 21553842]

約数ペア:

[(1, 21553842), (2, 10776921), (3, 7184614), (6, 3592307), (89, 242178), (178, 121089), (181, 119082), (223, 96654), (267, 80726), (362, 59541), (446, 48327), (534, 40363), (543, 39694), (669, 32218), (1086, 19847), (1338, 16109)]