21739554

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{52511}}^1$

素因数の和:52542

約数の個数: 24

約数和(自身を含む): 49151232

約数和(自身を除く): 27411678

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 52511, 105022, 157533, 315066, 472599, 945198, 1207753, 2415506, 3623259, 7246518, 10869777, 21739554]

約数ペア:

[(1, 21739554), (2, 10869777), (3, 7246518), (6, 3623259), (9, 2415506), (18, 1207753), (23, 945198), (46, 472599), (69, 315066), (138, 157533), (207, 105022), (414, 52511)]