21629538

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{57221}}^1$

素因数の和:57239

約数の個数: 32

約数和(自身を含む): 54933120

約数和(自身を除く): 33303582

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 57221, 114442, 171663, 343326, 400547, 514989, 801094, 1029978, 1201641, 1544967, 2403282, 3089934, 3604923, 7209846, 10814769, 21629538]

約数ペア:

[(1, 21629538), (2, 10814769), (3, 7209846), (6, 3604923), (7, 3089934), (9, 2403282), (14, 1544967), (18, 1201641), (21, 1029978), (27, 801094), (42, 514989), (54, 400547), (63, 343326), (126, 171663), (189, 114442), (378, 57221)]