21662520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16411}}^1$

素因数の和:16436

約数の個数: 64

約数和(自身を含む): 70899840

約数和(自身を除く): 49237320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 16411, 32822, 49233, 65644, 82055, 98466, 131288, 164110, 180521, 196932, 246165, 328220, 361042, 393864, 492330, 541563, 656440, 722084, 902605, 984660, 1083126, 1444168, 1805210, 1969320, 2166252, 2707815, 3610420, 4332504, 5415630, 7220840, 10831260, 21662520]

約数ペア:

[(1, 21662520), (2, 10831260), (3, 7220840), (4, 5415630), (5, 4332504), (6, 3610420), (8, 2707815), (10, 2166252), (11, 1969320), (12, 1805210), (15, 1444168), (20, 1083126), (22, 984660), (24, 902605), (30, 722084), (33, 656440), (40, 541563), (44, 492330), (55, 393864), (60, 361042), (66, 328220), (88, 246165), (110, 196932), (120, 180521), (132, 164110), (165, 131288), (220, 98466), (264, 82055), (330, 65644), (440, 49233), (660, 32822), (1320, 16411)]