21702360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{811}}^1$

素因数の和:1048

約数の個数: 64

約数和(自身を含む): 65479680

約数和(自身を除く): 43777320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 223, 446, 669, 811, 892, 1115, 1338, 1622, 1784, 2230, 2433, 2676, 3244, 3345, 4055, 4460, 4866, 5352, 6488, 6690, 8110, 8920, 9732, 12165, 13380, 16220, 19464, 24330, 26760, 32440, 48660, 97320, 180853, 361706, 542559, 723412, 904265, 1085118, 1446824, 1808530, 2170236, 2712795, 3617060, 4340472, 5425590, 7234120, 10851180, 21702360]

約数ペア:

[(1, 21702360), (2, 10851180), (3, 7234120), (4, 5425590), (5, 4340472), (6, 3617060), (8, 2712795), (10, 2170236), (12, 1808530), (15, 1446824), (20, 1085118), (24, 904265), (30, 723412), (40, 542559), (60, 361706), (120, 180853), (223, 97320), (446, 48660), (669, 32440), (811, 26760), (892, 24330), (1115, 19464), (1338, 16220), (1622, 13380), (1784, 12165), (2230, 9732), (2433, 8920), (2676, 8110), (3244, 6690), (3345, 6488), (4055, 5352), (4460, 4866)]