21794940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{40361}}^1$

素因数の和:40379

約数の個数: 48

約数和(自身を含む): 67808160

約数和(自身を除く): 46013220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 40361, 80722, 121083, 161444, 201805, 242166, 363249, 403610, 484332, 605415, 726498, 807220, 1089747, 1210830, 1452996, 1816245, 2179494, 2421660, 3632490, 4358988, 5448735, 7264980, 10897470, 21794940]

約数ペア:

[(1, 21794940), (2, 10897470), (3, 7264980), (4, 5448735), (5, 4358988), (6, 3632490), (9, 2421660), (10, 2179494), (12, 1816245), (15, 1452996), (18, 1210830), (20, 1089747), (27, 807220), (30, 726498), (36, 605415), (45, 484332), (54, 403610), (60, 363249), (90, 242166), (108, 201805), (135, 161444), (180, 121083), (270, 80722), (540, 40361)]