21416956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21163}}^1$

素因数の和:21201

約数の個数: 24

約数和(自身を含む): 42666624

約数和(自身を除く): 21249668

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 21163, 42326, 84652, 232793, 465586, 486749, 931172, 973498, 1946996, 5354239, 10708478, 21416956]

約数ペア:

[(1, 21416956), (2, 10708478), (4, 5354239), (11, 1946996), (22, 973498), (23, 931172), (44, 486749), (46, 465586), (92, 232793), (253, 84652), (506, 42326), (1012, 21163)]