21314132

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{12479}}^1$

素因数の和:12551

約数の個数: 24

約数和(自身を含む): 43330560

約数和(自身を除く): 22016428

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 12479, 24958, 49916, 87353, 174706, 349412, 761219, 1522438, 3044876, 5328533, 10657066, 21314132]

約数ペア:

[(1, 21314132), (2, 10657066), (4, 5328533), (7, 3044876), (14, 1522438), (28, 761219), (61, 349412), (122, 174706), (244, 87353), (427, 49916), (854, 24958), (1708, 12479)]