21083192

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5479}}^1$

素因数の和:5535

約数の個数: 32

約数和(自身を含む): 43730400

約数和(自身を除く): 22647208

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 5479, 10958, 21916, 43832, 71227, 142454, 202723, 284908, 405446, 569816, 810892, 1621784, 2635399, 5270798, 10541596, 21083192]

約数ペア:

[(1, 21083192), (2, 10541596), (4, 5270798), (8, 2635399), (13, 1621784), (26, 810892), (37, 569816), (52, 405446), (74, 284908), (104, 202723), (148, 142454), (296, 71227), (481, 43832), (962, 21916), (1924, 10958), (3848, 5479)]