21226764

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{136069}}^1$

素因数の和:136089

約数の個数: 24

約数和(自身を含む): 53339440

約数和(自身を除く): 32112676

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 136069, 272138, 408207, 544276, 816414, 1632828, 1768897, 3537794, 5306691, 7075588, 10613382, 21226764]

約数ペア:

[(1, 21226764), (2, 10613382), (3, 7075588), (4, 5306691), (6, 3537794), (12, 1768897), (13, 1632828), (26, 816414), (39, 544276), (52, 408207), (78, 272138), (156, 136069)]