21269880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{59083}}^1$

素因数の和:59100

約数の個数: 48

約数和(自身を含む): 69128280

約数和(自身を除く): 47858400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 59083, 118166, 177249, 236332, 295415, 354498, 472664, 531747, 590830, 708996, 886245, 1063494, 1181660, 1417992, 1772490, 2126988, 2363320, 2658735, 3544980, 4253976, 5317470, 7089960, 10634940, 21269880]

約数ペア:

[(1, 21269880), (2, 10634940), (3, 7089960), (4, 5317470), (5, 4253976), (6, 3544980), (8, 2658735), (9, 2363320), (10, 2126988), (12, 1772490), (15, 1417992), (18, 1181660), (20, 1063494), (24, 886245), (30, 708996), (36, 590830), (40, 531747), (45, 472664), (60, 354498), (72, 295415), (90, 236332), (120, 177249), (180, 118166), (360, 59083)]