21287742

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{22037}}^1$

素因数の和:22072

約数の個数: 32

約数和(自身を含む): 50775552

約数和(自身を除く): 29487810

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 22037, 44074, 66111, 132222, 154259, 308518, 462777, 506851, 925554, 1013702, 1520553, 3041106, 3547957, 7095914, 10643871, 21287742]

約数ペア:

[(1, 21287742), (2, 10643871), (3, 7095914), (6, 3547957), (7, 3041106), (14, 1520553), (21, 1013702), (23, 925554), (42, 506851), (46, 462777), (69, 308518), (138, 154259), (161, 132222), (322, 66111), (483, 44074), (966, 22037)]