21880548

素因数分解:

$2^2\times 3^2\times {\mathrm{263}}^1\times {\mathrm{2311}}^1$

素因数の和:2584

約数の個数: 36

約数和(自身を含む): 55543488

約数和(自身を除く): 33662940

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 263, 526, 789, 1052, 1578, 2311, 2367, 3156, 4622, 4734, 6933, 9244, 9468, 13866, 20799, 27732, 41598, 83196, 607793, 1215586, 1823379, 2431172, 3646758, 5470137, 7293516, 10940274, 21880548]

約数ペア:

[(1, 21880548), (2, 10940274), (3, 7293516), (4, 5470137), (6, 3646758), (9, 2431172), (12, 1823379), (18, 1215586), (36, 607793), (263, 83196), (526, 41598), (789, 27732), (1052, 20799), (1578, 13866), (2311, 9468), (2367, 9244), (3156, 6933), (4622, 4734)]