21399104

素因数分解:

$2^6\times {\mathrm{239}}^1\times {\mathrm{1399}}^1$

素因数の和:1650

約数の個数: 28

約数和(自身を含む): 42672000

約数和(自身を除く): 21272896

約数列:

[1, 2, 4, 8, 16, 32, 64, 239, 478, 956, 1399, 1912, 2798, 3824, 5596, 7648, 11192, 15296, 22384, 44768, 89536, 334361, 668722, 1337444, 2674888, 5349776, 10699552, 21399104]

約数ペア:

[(1, 21399104), (2, 10699552), (4, 5349776), (8, 2674888), (16, 1337444), (32, 668722), (64, 334361), (239, 89536), (478, 44768), (956, 22384), (1399, 15296), (1912, 11192), (2798, 7648), (3824, 5596)]