21000529232

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{12995377}}^1$

素因数の和:12995486

約数の個数: 20

約数和(自身を含む): 41091385236

約数和(自身を除く): 20090856004

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 12995377, 25990754, 51981508, 103963016, 207926032, 1312533077, 2625066154, 5250132308, 10500264616, 21000529232]

約数ペア:

[(1, 21000529232), (2, 10500264616), (4, 5250132308), (8, 2625066154), (16, 1312533077), (101, 207926032), (202, 103963016), (404, 51981508), (808, 25990754), (1616, 12995377)]