21683640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16427}}^1$

素因数の和:16452

約数の個数: 64

約数和(自身を含む): 70968960

約数和(自身を除く): 49285320

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, 16427, 32854, 49281, 65708, 82135, 98562, 131416, 164270, 180697, 197124, 246405, 328540, 361394, 394248, 492810, 542091, 657080, 722788, 903485, 985620, 1084182, 1445576, 1806970, 1971240, 2168364, 2710455, 3613940, 4336728, 5420910, 7227880, 10841820, 21683640]

約数ペア:

[(1, 21683640), (2, 10841820), (3, 7227880), (4, 5420910), (5, 4336728), (6, 3613940), (8, 2710455), (10, 2168364), (11, 1971240), (12, 1806970), (15, 1445576), (20, 1084182), (22, 985620), (24, 903485), (30, 722788), (33, 657080), (40, 542091), (44, 492810), (55, 394248), (60, 361394), (66, 328540), (88, 246405), (110, 197124), (120, 180697), (132, 164270), (165, 131416), (220, 98562), (264, 82135), (330, 65708), (440, 49281), (660, 32854), (1320, 16427)]