21142528

素因数分解:

$2^{10}\times {\mathrm{11}}^1\times {\mathrm{1877}}^1$

素因数の和:1908

約数の個数: 44

約数和(自身を含む): 46131192

約数和(自身を除く): 24988664

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1024, 1408, 1877, 2816, 3754, 5632, 7508, 11264, 15016, 20647, 30032, 41294, 60064, 82588, 120128, 165176, 240256, 330352, 480512, 660704, 961024, 1321408, 1922048, 2642816, 5285632, 10571264, 21142528]

約数ペア:

[(1, 21142528), (2, 10571264), (4, 5285632), (8, 2642816), (11, 1922048), (16, 1321408), (22, 961024), (32, 660704), (44, 480512), (64, 330352), (88, 240256), (128, 165176), (176, 120128), (256, 82588), (352, 60064), (512, 41294), (704, 30032), (1024, 20647), (1408, 15016), (1877, 11264), (2816, 7508), (3754, 5632)]