21608306

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{379}}^1\times {\mathrm{983}}^1$

素因数の和:1393

約数の個数: 16

約数和(自身を含む): 33652800

約数和(自身を除く): 12044494

約数列:

[1, 2, 29, 58, 379, 758, 983, 1966, 10991, 21982, 28507, 57014, 372557, 745114, 10804153, 21608306]

約数ペア:

[(1, 21608306), (2, 10804153), (29, 745114), (58, 372557), (379, 57014), (758, 28507), (983, 21982), (1966, 10991)]