2100025305

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{2222249}}^1$

素因数の和:2222270

約数の個数: 32

約数和(自身を含む): 4266720000

約数和(自身を除く): 2166694695

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 2222249, 6666747, 11111245, 15555743, 20000241, 33333735, 46667229, 60000723, 77778715, 100001205, 140001687, 233336145, 300003615, 420005061, 700008435, 2100025305]

約数ペア:

[(1, 2100025305), (3, 700008435), (5, 420005061), (7, 300003615), (9, 233336145), (15, 140001687), (21, 100001205), (27, 77778715), (35, 60000723), (45, 46667229), (63, 33333735), (105, 20000241), (135, 15555743), (189, 11111245), (315, 6666747), (945, 2222249)]