21023236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{4871}}^1$

素因数の和:4971

約数の個数: 24

約数和(自身を含む): 40106304

約数和(自身を除く): 19083068

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 332, 1079, 2158, 4316, 4871, 9742, 19484, 63323, 126646, 253292, 404293, 808586, 1617172, 5255809, 10511618, 21023236]

約数ペア:

[(1, 21023236), (2, 10511618), (4, 5255809), (13, 1617172), (26, 808586), (52, 404293), (83, 253292), (166, 126646), (332, 63323), (1079, 19484), (2158, 9742), (4316, 4871)]