21298021232

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{11779879}}^1$

素因数の和:11780000

約数の個数: 20

約数和(自身を含む): 41630095920

約数和(自身を除く): 20332074688

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 11779879, 23559758, 47119516, 94239032, 188478064, 1331126327, 2662252654, 5324505308, 10649010616, 21298021232]

約数ペア:

[(1, 21298021232), (2, 10649010616), (4, 5324505308), (8, 2662252654), (16, 1331126327), (113, 188478064), (226, 94239032), (452, 47119516), (904, 23559758), (1808, 11779879)]