21033340081

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{127669}}^1$

素因数の和:127753

約数の個数: 32

約数和(自身を含む): 25738272000

約数和(自身を除く): 4704931919

約数列:

[1, 13, 19, 23, 29, 247, 299, 377, 437, 551, 667, 5681, 7163, 8671, 12673, 127669, 164749, 1659697, 2425711, 2936387, 3702401, 31534243, 38173031, 48131213, 55791353, 70345619, 85155223, 725287589, 914493047, 1107017899, 1617949237, 21033340081]

約数ペア:

[(1, 21033340081), (13, 1617949237), (19, 1107017899), (23, 914493047), (29, 725287589), (247, 85155223), (299, 70345619), (377, 55791353), (437, 48131213), (551, 38173031), (667, 31534243), (5681, 3702401), (7163, 2936387), (8671, 2425711), (12673, 1659697), (127669, 164749)]