20844243

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3803}}^1$

素因数の和:3848

約数の個数: 32

約数和(自身を含む): 36518400

約数和(自身を除く): 15674157

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 3803, 5481, 11409, 26621, 34227, 79863, 102681, 110287, 239589, 330861, 718767, 772009, 992583, 2316027, 2977749, 6948081, 20844243]

約数ペア:

[(1, 20844243), (3, 6948081), (7, 2977749), (9, 2316027), (21, 992583), (27, 772009), (29, 718767), (63, 330861), (87, 239589), (189, 110287), (203, 102681), (261, 79863), (609, 34227), (783, 26621), (1827, 11409), (3803, 5481)]