21794670

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{8969}}^1$

素因数の和:8991

約数の個数: 48

約数和(自身を含む): 58771440

約数和(自身を除く): 36976770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 8969, 17938, 26907, 44845, 53814, 80721, 89690, 134535, 161442, 242163, 269070, 403605, 484326, 726489, 807210, 1210815, 1452978, 2179467, 2421630, 3632445, 4358934, 7264890, 10897335, 21794670]

約数ペア:

[(1, 21794670), (2, 10897335), (3, 7264890), (5, 4358934), (6, 3632445), (9, 2421630), (10, 2179467), (15, 1452978), (18, 1210815), (27, 807210), (30, 726489), (45, 484326), (54, 403605), (81, 269070), (90, 242163), (135, 161442), (162, 134535), (243, 89690), (270, 80721), (405, 53814), (486, 44845), (810, 26907), (1215, 17938), (2430, 8969)]