21902685

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7193}}^1$

素因数の和:7237

約数の個数: 32

約数和(自身を含む): 41437440

約数和(自身を除く): 19534755

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 203, 435, 609, 1015, 3045, 7193, 21579, 35965, 50351, 107895, 151053, 208597, 251755, 625791, 755265, 1042985, 1460179, 3128955, 4380537, 7300895, 21902685]

約数ペア:

[(1, 21902685), (3, 7300895), (5, 4380537), (7, 3128955), (15, 1460179), (21, 1042985), (29, 755265), (35, 625791), (87, 251755), (105, 208597), (145, 151053), (203, 107895), (435, 50351), (609, 35965), (1015, 21579), (3045, 7193)]