21863160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5521}}^1$

素因数の和:5549

約数の個数: 96

約数和(自身を含む): 77528880

約数和(自身を除く): 55665720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 5521, 11042, 16563, 22084, 27605, 33126, 44168, 49689, 55210, 60731, 66252, 82815, 99378, 110420, 121462, 132504, 165630, 182193, 198756, 220840, 242924, 248445, 303655, 331260, 364386, 397512, 485848, 496890, 546579, 607310, 662520, 728772, 910965, 993780, 1093158, 1214620, 1457544, 1821930, 1987560, 2186316, 2429240, 2732895, 3643860, 4372632, 5465790, 7287720, 10931580, 21863160]

約数ペア:

[(1, 21863160), (2, 10931580), (3, 7287720), (4, 5465790), (5, 4372632), (6, 3643860), (8, 2732895), (9, 2429240), (10, 2186316), (11, 1987560), (12, 1821930), (15, 1457544), (18, 1214620), (20, 1093158), (22, 993780), (24, 910965), (30, 728772), (33, 662520), (36, 607310), (40, 546579), (44, 496890), (45, 485848), (55, 397512), (60, 364386), (66, 331260), (72, 303655), (88, 248445), (90, 242924), (99, 220840), (110, 198756), (120, 182193), (132, 165630), (165, 132504), (180, 121462), (198, 110420), (220, 99378), (264, 82815), (330, 66252), (360, 60731), (396, 55210), (440, 49689), (495, 44168), (660, 33126), (792, 27605), (990, 22084), (1320, 16563), (1980, 11042), (3960, 5521)]