21533040

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{3323}}^1$

素因数の和:3348

約数の個数: 100

約数和(自身を含む): 74809944

約数和(自身を除く): 53276904

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 3323, 6480, 6646, 9969, 13292, 16615, 19938, 26584, 29907, 33230, 39876, 49845, 53168, 59814, 66460, 79752, 89721, 99690, 119628, 132920, 149535, 159504, 179442, 199380, 239256, 265840, 269163, 299070, 358884, 398760, 448605, 478512, 538326, 598140, 717768, 797520, 897210, 1076652, 1196280, 1345815, 1435536, 1794420, 2153304, 2392560, 2691630, 3588840, 4306608, 5383260, 7177680, 10766520, 21533040]

約数ペア:

[(1, 21533040), (2, 10766520), (3, 7177680), (4, 5383260), (5, 4306608), (6, 3588840), (8, 2691630), (9, 2392560), (10, 2153304), (12, 1794420), (15, 1435536), (16, 1345815), (18, 1196280), (20, 1076652), (24, 897210), (27, 797520), (30, 717768), (36, 598140), (40, 538326), (45, 478512), (48, 448605), (54, 398760), (60, 358884), (72, 299070), (80, 269163), (81, 265840), (90, 239256), (108, 199380), (120, 179442), (135, 159504), (144, 149535), (162, 132920), (180, 119628), (216, 99690), (240, 89721), (270, 79752), (324, 66460), (360, 59814), (405, 53168), (432, 49845), (540, 39876), (648, 33230), (720, 29907), (810, 26584), (1080, 19938), (1296, 16615), (1620, 13292), (2160, 9969), (3240, 6646), (3323, 6480)]