21673964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{6221}}^1$

素因数の和:6305

約数の個数: 24

約数和(自身を含む): 41463408

約数和(自身を除く): 19789444

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 6221, 12442, 24884, 80873, 161746, 323492, 416807, 833614, 1667228, 5418491, 10836982, 21673964]

約数ペア:

[(1, 21673964), (2, 10836982), (4, 5418491), (13, 1667228), (26, 833614), (52, 416807), (67, 323492), (134, 161746), (268, 80873), (871, 24884), (1742, 12442), (3484, 6221)]