16823457

素因数分解:

$3^4\times 7^1\times {\mathrm{29671}}^1$

素因数の和:29690

約数の個数: 20

約数和(自身を含む): 28722496

約数和(自身を除く): 11899039

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 29671, 89013, 207697, 267039, 623091, 801117, 1869273, 2403351, 5607819, 16823457]

約数ペア:

[(1, 16823457), (3, 5607819), (7, 2403351), (9, 1869273), (21, 801117), (27, 623091), (63, 267039), (81, 207697), (189, 89013), (567, 29671)]