2021500061

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{2969}}^1\times {\mathrm{4229}}^1$

素因数の和:7228

約数の個数: 16

約数和(自身を含む): 2412115200

約数和(自身を除く): 390615139

約数列:

[1, 7, 23, 161, 2969, 4229, 20783, 29603, 68287, 97267, 478009, 680869, 12555901, 87891307, 288785723, 2021500061]

約数ペア:

[(1, 2021500061), (7, 288785723), (23, 87891307), (161, 12555901), (2969, 680869), (4229, 478009), (20783, 97267), (29603, 68287)]