21522648

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{128111}}^1$

素因数の和:128127

約数の個数: 32

約数和(自身を含む): 61493760

約数和(自身を除く): 39971112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 128111, 256222, 384333, 512444, 768666, 896777, 1024888, 1537332, 1793554, 2690331, 3074664, 3587108, 5380662, 7174216, 10761324, 21522648]

約数ペア:

[(1, 21522648), (2, 10761324), (3, 7174216), (4, 5380662), (6, 3587108), (7, 3074664), (8, 2690331), (12, 1793554), (14, 1537332), (21, 1024888), (24, 896777), (28, 768666), (42, 512444), (56, 384333), (84, 256222), (168, 128111)]