21644010

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{2969}}^1$

素因数の和:2994

約数の個数: 56

約数和(自身を含む): 58431780

約数和(自身を除く): 36787770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1458, 2430, 2969, 3645, 5938, 7290, 8907, 14845, 17814, 26721, 29690, 44535, 53442, 80163, 89070, 133605, 160326, 240489, 267210, 400815, 480978, 721467, 801630, 1202445, 1442934, 2164401, 2404890, 3607335, 4328802, 7214670, 10822005, 21644010]

約数ペア:

[(1, 21644010), (2, 10822005), (3, 7214670), (5, 4328802), (6, 3607335), (9, 2404890), (10, 2164401), (15, 1442934), (18, 1202445), (27, 801630), (30, 721467), (45, 480978), (54, 400815), (81, 267210), (90, 240489), (135, 160326), (162, 133605), (243, 89070), (270, 80163), (405, 53442), (486, 44535), (729, 29690), (810, 26721), (1215, 17814), (1458, 14845), (2430, 8907), (2969, 7290), (3645, 5938)]