21736360

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{10253}}^1$

素因数の和:10317

約数の個数: 32

約数和(自身を含む): 49834440

約数和(自身を除く): 28098080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 10253, 20506, 41012, 51265, 82024, 102530, 205060, 410120, 543409, 1086818, 2173636, 2717045, 4347272, 5434090, 10868180, 21736360]

約数ペア:

[(1, 21736360), (2, 10868180), (4, 5434090), (5, 4347272), (8, 2717045), (10, 2173636), (20, 1086818), (40, 543409), (53, 410120), (106, 205060), (212, 102530), (265, 82024), (424, 51265), (530, 41012), (1060, 20506), (2120, 10253)]