21948095

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 30264192

約数和(自身を除く): 8316097

約数列:

[1, 5, 13, 23, 53, 65, 115, 265, 277, 299, 689, 1219, 1385, 1495, 3445, 3601, 6095, 6371, 14681, 15847, 18005, 31855, 73405, 79235, 82823, 190853, 337663, 414115, 954265, 1688315, 4389619, 21948095]

約数ペア:

[(1, 21948095), (5, 4389619), (13, 1688315), (23, 954265), (53, 414115), (65, 337663), (115, 190853), (265, 82823), (277, 79235), (299, 73405), (689, 31855), (1219, 18005), (1385, 15847), (1495, 14681), (3445, 6371), (3601, 6095)]