20916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{83}}^1$

素因数の和:100

約数の個数: 36

約数和(自身を含む): 61152

約数和(自身を除く): 40236

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 83, 84, 126, 166, 249, 252, 332, 498, 581, 747, 996, 1162, 1494, 1743, 2324, 2988, 3486, 5229, 6972, 10458, 20916]

約数ペア:

[(1, 20916), (2, 10458), (3, 6972), (4, 5229), (6, 3486), (7, 2988), (9, 2324), (12, 1743), (14, 1494), (18, 1162), (21, 996), (28, 747), (36, 581), (42, 498), (63, 332), (83, 252), (84, 249), (126, 166)]