21085552

素因数分解:

$2^4\times {\mathrm{29}}^2\times {\mathrm{1567}}^1$

素因数の和:1633

約数の個数: 30

約数和(自身を含む): 42337568

約数和(自身を除く): 21252016

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 841, 1567, 1682, 3134, 3364, 6268, 6728, 12536, 13456, 25072, 45443, 90886, 181772, 363544, 727088, 1317847, 2635694, 5271388, 10542776, 21085552]

約数ペア:

[(1, 21085552), (2, 10542776), (4, 5271388), (8, 2635694), (16, 1317847), (29, 727088), (58, 363544), (116, 181772), (232, 90886), (464, 45443), (841, 25072), (1567, 13456), (1682, 12536), (3134, 6728), (3364, 6268)]