21014040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10301}}^1$

素因数の和:10332

約数の個数: 64

約数和(自身を含む): 66756960

約数和(自身を除く): 45742920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 10301, 20602, 30903, 41204, 51505, 61806, 82408, 103010, 123612, 154515, 175117, 206020, 247224, 309030, 350234, 412040, 525351, 618060, 700468, 875585, 1050702, 1236120, 1400936, 1751170, 2101404, 2626755, 3502340, 4202808, 5253510, 7004680, 10507020, 21014040]

約数ペア:

[(1, 21014040), (2, 10507020), (3, 7004680), (4, 5253510), (5, 4202808), (6, 3502340), (8, 2626755), (10, 2101404), (12, 1751170), (15, 1400936), (17, 1236120), (20, 1050702), (24, 875585), (30, 700468), (34, 618060), (40, 525351), (51, 412040), (60, 350234), (68, 309030), (85, 247224), (102, 206020), (120, 175117), (136, 154515), (170, 123612), (204, 103010), (255, 82408), (340, 61806), (408, 51505), (510, 41204), (680, 30903), (1020, 20602), (2040, 10301)]