2021822054

素因数分解:

$2^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{371249}}^1$

素因数の和:371647

約数の個数: 16

約数和(自身を含む): 3474900000

約数和(自身を除く): 1453077946

約数列:

[1, 2, 7, 14, 389, 778, 2723, 5446, 371249, 742498, 2598743, 5197486, 144415861, 288831722, 1010911027, 2021822054]

約数ペア:

[(1, 2021822054), (2, 1010911027), (7, 288831722), (14, 144415861), (389, 5197486), (778, 2598743), (2723, 742498), (5446, 371249)]