21567480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16339}}^1$

素因数の和:16364

約数の個数: 64

約数和(自身を含む): 70588800

約数和(自身を除く): 49021320

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, 16339, 32678, 49017, 65356, 81695, 98034, 130712, 163390, 179729, 196068, 245085, 326780, 359458, 392136, 490170, 539187, 653560, 718916, 898645, 980340, 1078374, 1437832, 1797290, 1960680, 2156748, 2695935, 3594580, 4313496, 5391870, 7189160, 10783740, 21567480]

約数ペア:

[(1, 21567480), (2, 10783740), (3, 7189160), (4, 5391870), (5, 4313496), (6, 3594580), (8, 2695935), (10, 2156748), (11, 1960680), (12, 1797290), (15, 1437832), (20, 1078374), (22, 980340), (24, 898645), (30, 718916), (33, 653560), (40, 539187), (44, 490170), (55, 392136), (60, 359458), (66, 326780), (88, 245085), (110, 196068), (120, 179729), (132, 163390), (165, 130712), (220, 98034), (264, 81695), (330, 65356), (440, 49017), (660, 32678), (1320, 16339)]