21584320

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1823}}^1$

素因数の和:1877

約数の個数: 56

約数和(自身を含む): 52815744

約数和(自身を除く): 31231424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 148, 160, 185, 296, 320, 370, 592, 740, 1184, 1480, 1823, 2368, 2960, 3646, 5920, 7292, 9115, 11840, 14584, 18230, 29168, 36460, 58336, 67451, 72920, 116672, 134902, 145840, 269804, 291680, 337255, 539608, 583360, 674510, 1079216, 1349020, 2158432, 2698040, 4316864, 5396080, 10792160, 21584320]

約数ペア:

[(1, 21584320), (2, 10792160), (4, 5396080), (5, 4316864), (8, 2698040), (10, 2158432), (16, 1349020), (20, 1079216), (32, 674510), (37, 583360), (40, 539608), (64, 337255), (74, 291680), (80, 269804), (148, 145840), (160, 134902), (185, 116672), (296, 72920), (320, 67451), (370, 58336), (592, 36460), (740, 29168), (1184, 18230), (1480, 14584), (1823, 11840), (2368, 9115), (2960, 7292), (3646, 5920)]