21196153

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2741}}^1$

素因数の和:2808

約数の個数: 16

約数和(自身を含む): 25007040

約数和(自身を除く): 3810887

約数列:

[1, 11, 19, 37, 209, 407, 703, 2741, 7733, 30151, 52079, 101417, 572869, 1115587, 1926923, 21196153]

約数ペア:

[(1, 21196153), (11, 1926923), (19, 1115587), (37, 572869), (209, 101417), (407, 52079), (703, 30151), (2741, 7733)]