21000918076

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{14557}}^1\times {\mathrm{6113}}^1$

素因数の和:20733

約数の個数: 24

約数和(自身を含む): 37383197040

約数和(自身を除く): 16382278964

約数列:

[1, 2, 4, 59, 118, 236, 6113, 12226, 14557, 24452, 29114, 58228, 360667, 721334, 858863, 1442668, 1717726, 3435452, 88986941, 177973882, 355947764, 5250229519, 10500459038, 21000918076]

約数ペア:

[(1, 21000918076), (2, 10500459038), (4, 5250229519), (59, 355947764), (118, 177973882), (236, 88986941), (6113, 3435452), (12226, 1717726), (14557, 1442668), (24452, 858863), (29114, 721334), (58228, 360667)]