21922651010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8923}}^1\times {\mathrm{18899}}^1$

素因数の和:27842

約数の個数: 32

約数和(自身を含む): 42503227200

約数和(自身を除く): 20580576190

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 8923, 17846, 18899, 37798, 44615, 89230, 94495, 115999, 188990, 231998, 245687, 491374, 579995, 1159990, 1228435, 2456870, 168635777, 337271554, 843178885, 1686357770, 2192265101, 4384530202, 10961325505, 21922651010]

約数ペア:

[(1, 21922651010), (2, 10961325505), (5, 4384530202), (10, 2192265101), (13, 1686357770), (26, 843178885), (65, 337271554), (130, 168635777), (8923, 2456870), (17846, 1228435), (18899, 1159990), (37798, 579995), (44615, 491374), (89230, 245687), (94495, 231998), (115999, 188990)]