21597652

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1667}}^1$

素因数の和:1791

約数の個数: 24

約数和(自身を含む): 39231360

約数和(自身を除く): 17633708

約数列:

[1, 2, 4, 41, 79, 82, 158, 164, 316, 1667, 3239, 3334, 6478, 6668, 12956, 68347, 131693, 136694, 263386, 273388, 526772, 5399413, 10798826, 21597652]

約数ペア:

[(1, 21597652), (2, 10798826), (4, 5399413), (41, 526772), (79, 273388), (82, 263386), (158, 136694), (164, 131693), (316, 68347), (1667, 12956), (3239, 6668), (3334, 6478)]