21503730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{12149}}^1$

素因数の和:12218

約数の個数: 32

約数和(自身を含む): 52488000

約数和(自身を除く): 30984270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 118, 177, 295, 354, 590, 885, 1770, 12149, 24298, 36447, 60745, 72894, 121490, 182235, 364470, 716791, 1433582, 2150373, 3583955, 4300746, 7167910, 10751865, 21503730]

約数ペア:

[(1, 21503730), (2, 10751865), (3, 7167910), (5, 4300746), (6, 3583955), (10, 2150373), (15, 1433582), (30, 716791), (59, 364470), (118, 182235), (177, 121490), (295, 72894), (354, 60745), (590, 36447), (885, 24298), (1770, 12149)]