21290532

素因数分解:

$2^2\times 3^1\times {\mathrm{347}}^1\times {\mathrm{5113}}^1$

素因数の和:5467

約数の個数: 24

約数和(自身を含む): 49830816

約数和(自身を除く): 28540284

約数列:

[1, 2, 3, 4, 6, 12, 347, 694, 1041, 1388, 2082, 4164, 5113, 10226, 15339, 20452, 30678, 61356, 1774211, 3548422, 5322633, 7096844, 10645266, 21290532]

約数ペア:

[(1, 21290532), (2, 10645266), (3, 7096844), (4, 5322633), (6, 3548422), (12, 1774211), (347, 61356), (694, 30678), (1041, 20452), (1388, 15339), (2082, 10226), (4164, 5113)]