21093668254

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{789611}}^1$

素因数の和:789688

約数の個数: 24

約数和(自身を含む): 34296007608

約数和(自身を除く): 13202339354

約数列:

[1, 2, 19, 37, 38, 74, 361, 703, 722, 1406, 13357, 26714, 789611, 1579222, 15002609, 29215607, 30005218, 58431214, 285049571, 555096533, 570099142, 1110193066, 10546834127, 21093668254]

約数ペア:

[(1, 21093668254), (2, 10546834127), (19, 1110193066), (37, 570099142), (38, 555096533), (74, 285049571), (361, 58431214), (703, 30005218), (722, 29215607), (1406, 15002609), (13357, 1579222), (26714, 789611)]