21310611

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{467}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 33965568

約数和(自身を除く): 12654957

約数列:

[1, 3, 7, 21, 41, 53, 123, 159, 287, 371, 467, 861, 1113, 1401, 2173, 3269, 6519, 9807, 15211, 19147, 24751, 45633, 57441, 74253, 134029, 173257, 402087, 519771, 1014791, 3044373, 7103537, 21310611]

約数ペア:

[(1, 21310611), (3, 7103537), (7, 3044373), (21, 1014791), (41, 519771), (53, 402087), (123, 173257), (159, 134029), (287, 74253), (371, 57441), (467, 45633), (861, 24751), (1113, 19147), (1401, 15211), (2173, 9807), (3269, 6519)]