21161544

素因数分解:

$2^3\times 3^1\times {\mathrm{557}}^1\times {\mathrm{1583}}^1$

素因数の和:2149

約数の個数: 32

約数和(自身を含む): 53032320

約数和(自身を除く): 31870776

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 557, 1114, 1583, 1671, 2228, 3166, 3342, 4456, 4749, 6332, 6684, 9498, 12664, 13368, 18996, 37992, 881731, 1763462, 2645193, 3526924, 5290386, 7053848, 10580772, 21161544]

約数ペア:

[(1, 21161544), (2, 10580772), (3, 7053848), (4, 5290386), (6, 3526924), (8, 2645193), (12, 1763462), (24, 881731), (557, 37992), (1114, 18996), (1583, 13368), (1671, 12664), (2228, 9498), (3166, 6684), (3342, 6332), (4456, 4749)]