21087620732

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{461}}^1\times {\mathrm{144757}}^1$

素因数の和:145301

約数の個数: 24

約数和(自身を含む): 37451789760

約数和(自身を除く): 16364169028

約数列:

[1, 2, 4, 79, 158, 316, 461, 922, 1844, 36419, 72838, 144757, 145676, 289514, 579028, 11435803, 22871606, 45743212, 66732977, 133465954, 266931908, 5271905183, 10543810366, 21087620732]

約数ペア:

[(1, 21087620732), (2, 10543810366), (4, 5271905183), (79, 266931908), (158, 133465954), (316, 66732977), (461, 45743212), (922, 22871606), (1844, 11435803), (36419, 579028), (72838, 289514), (144757, 145676)]