21141824

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{509}}^1$

素因数の和:591

約数の個数: 56

約数和(自身を含む): 46634400

約数和(自身を除く): 25492576

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 64, 88, 118, 176, 236, 352, 472, 509, 649, 704, 944, 1018, 1298, 1888, 2036, 2596, 3776, 4072, 5192, 5599, 8144, 10384, 11198, 16288, 20768, 22396, 30031, 32576, 41536, 44792, 60062, 89584, 120124, 179168, 240248, 330341, 358336, 480496, 660682, 960992, 1321364, 1921984, 2642728, 5285456, 10570912, 21141824]

約数ペア:

[(1, 21141824), (2, 10570912), (4, 5285456), (8, 2642728), (11, 1921984), (16, 1321364), (22, 960992), (32, 660682), (44, 480496), (59, 358336), (64, 330341), (88, 240248), (118, 179168), (176, 120124), (236, 89584), (352, 60062), (472, 44792), (509, 41536), (649, 32576), (704, 30031), (944, 22396), (1018, 20768), (1298, 16288), (1888, 11198), (2036, 10384), (2596, 8144), (3776, 5599), (4072, 5192)]