21626040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10601}}^1$

素因数の和:10632

約数の個数: 64

約数和(自身を含む): 68700960

約数和(自身を除く): 47074920

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, 10601, 21202, 31803, 42404, 53005, 63606, 84808, 106010, 127212, 159015, 180217, 212020, 254424, 318030, 360434, 424040, 540651, 636060, 720868, 901085, 1081302, 1272120, 1441736, 1802170, 2162604, 2703255, 3604340, 4325208, 5406510, 7208680, 10813020, 21626040]

約数ペア:

[(1, 21626040), (2, 10813020), (3, 7208680), (4, 5406510), (5, 4325208), (6, 3604340), (8, 2703255), (10, 2162604), (12, 1802170), (15, 1441736), (17, 1272120), (20, 1081302), (24, 901085), (30, 720868), (34, 636060), (40, 540651), (51, 424040), (60, 360434), (68, 318030), (85, 254424), (102, 212020), (120, 180217), (136, 159015), (170, 127212), (204, 106010), (255, 84808), (340, 63606), (408, 53005), (510, 42404), (680, 31803), (1020, 21202), (2040, 10601)]