21000228144

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{62500679}}^1$

素因数の和:62500697

約数の個数: 40

約数和(自身を含む): 62000674560

約数和(自身を除く): 41000446416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 62500679, 125001358, 187502037, 250002716, 375004074, 437504753, 500005432, 750008148, 875009506, 1000010864, 1312514259, 1500016296, 1750019012, 2625028518, 3000032592, 3500038024, 5250057036, 7000076048, 10500114072, 21000228144]

約数ペア:

[(1, 21000228144), (2, 10500114072), (3, 7000076048), (4, 5250057036), (6, 3500038024), (7, 3000032592), (8, 2625028518), (12, 1750019012), (14, 1500016296), (16, 1312514259), (21, 1000010864), (24, 875009506), (28, 750008148), (42, 500005432), (48, 437504753), (56, 375004074), (84, 250002716), (112, 187502037), (168, 125001358), (336, 62500679)]