21591252

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{6449}}^1$

素因数の和:6493

約数の個数: 48

約数和(自身を含む): 57792000

約数和(自身を除く): 36200748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 108, 124, 186, 279, 372, 558, 837, 1116, 1674, 3348, 6449, 12898, 19347, 25796, 38694, 58041, 77388, 116082, 174123, 199919, 232164, 348246, 399838, 599757, 696492, 799676, 1199514, 1799271, 2399028, 3598542, 5397813, 7197084, 10795626, 21591252]

約数ペア:

[(1, 21591252), (2, 10795626), (3, 7197084), (4, 5397813), (6, 3598542), (9, 2399028), (12, 1799271), (18, 1199514), (27, 799676), (31, 696492), (36, 599757), (54, 399838), (62, 348246), (93, 232164), (108, 199919), (124, 174123), (186, 116082), (279, 77388), (372, 58041), (558, 38694), (837, 25796), (1116, 19347), (1674, 12898), (3348, 6449)]