2021323270

素因数分解:

$2^1\times 5^1\times {\mathrm{15569}}^1\times {\mathrm{12983}}^1$

素因数の和:28559

約数の個数: 16

約数和(自身を含む): 3638895840

約数和(自身を除く): 1617572570

約数列:

[1, 2, 5, 10, 12983, 15569, 25966, 31138, 64915, 77845, 129830, 155690, 202132327, 404264654, 1010661635, 2021323270]

約数ペア:

[(1, 2021323270), (2, 1010661635), (5, 404264654), (10, 202132327), (12983, 155690), (15569, 129830), (25966, 77845), (31138, 64915)]