21381036360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{178175303}}^1$

素因数の和:178175317

約数の個数: 32

約数和(自身を含む): 64143109440

約数和(自身を除く): 42762073080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 178175303, 356350606, 534525909, 712701212, 890876515, 1069051818, 1425402424, 1781753030, 2138103636, 2672629545, 3563506060, 4276207272, 5345259090, 7127012120, 10690518180, 21381036360]

約数ペア:

[(1, 21381036360), (2, 10690518180), (3, 7127012120), (4, 5345259090), (5, 4276207272), (6, 3563506060), (8, 2672629545), (10, 2138103636), (12, 1781753030), (15, 1425402424), (20, 1069051818), (24, 890876515), (30, 712701212), (40, 534525909), (60, 356350606), (120, 178175303)]