21174648

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{80207}}^1$

素因数の和:80227

約数の個数: 32

約数和(自身を含む): 57749760

約数和(自身を除く): 36575112

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 80207, 160414, 240621, 320828, 481242, 641656, 882277, 962484, 1764554, 1924968, 2646831, 3529108, 5293662, 7058216, 10587324, 21174648]

約数ペア:

[(1, 21174648), (2, 10587324), (3, 7058216), (4, 5293662), (6, 3529108), (8, 2646831), (11, 1924968), (12, 1764554), (22, 962484), (24, 882277), (33, 641656), (44, 481242), (66, 320828), (88, 240621), (132, 160414), (264, 80207)]