21673588

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{631}}^1$

素因数の和:943

約数の個数: 24

約数和(自身を含む): 39355904

約数和(自身を除く): 17682316

約数列:

[1, 2, 4, 31, 62, 124, 277, 554, 631, 1108, 1262, 2524, 8587, 17174, 19561, 34348, 39122, 78244, 174787, 349574, 699148, 5418397, 10836794, 21673588]

約数ペア:

[(1, 21673588), (2, 10836794), (4, 5418397), (31, 699148), (62, 349574), (124, 174787), (277, 78244), (554, 39122), (631, 34348), (1108, 19561), (1262, 17174), (2524, 8587)]