21559968

素因数分解:

$2^5\times 3^2\times {\mathrm{74861}}^1$

素因数の和:74877

約数の個数: 36

約数和(自身を含む): 61311978

約数和(自身を除く): 39752010

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 74861, 149722, 224583, 299444, 449166, 598888, 673749, 898332, 1197776, 1347498, 1796664, 2395552, 2694996, 3593328, 5389992, 7186656, 10779984, 21559968]

約数ペア:

[(1, 21559968), (2, 10779984), (3, 7186656), (4, 5389992), (6, 3593328), (8, 2694996), (9, 2395552), (12, 1796664), (16, 1347498), (18, 1197776), (24, 898332), (32, 673749), (36, 598888), (48, 449166), (72, 299444), (96, 224583), (144, 149722), (288, 74861)]