2021243135

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1\times {\mathrm{811}}^1$

素因数の和:1211

約数の個数: 32

約数和(自身を含む): 2604571200

約数和(自身を除く): 583328065

約数列:

[1, 5, 17, 85, 109, 269, 545, 811, 1345, 1853, 4055, 4573, 9265, 13787, 22865, 29321, 68935, 88399, 146605, 218159, 441995, 498457, 1090795, 1502783, 2492285, 3708703, 7513915, 18543515, 23779331, 118896655, 404248627, 2021243135]

約数ペア:

[(1, 2021243135), (5, 404248627), (17, 118896655), (85, 23779331), (109, 18543515), (269, 7513915), (545, 3708703), (811, 2492285), (1345, 1502783), (1853, 1090795), (4055, 498457), (4573, 441995), (9265, 218159), (13787, 146605), (22865, 88399), (29321, 68935)]