21496428

素因数分解:

$2^2\times 3^4\times {\mathrm{66347}}^1$

素因数の和:66363

約数の個数: 30

約数和(自身を含む): 56196756

約数和(自身を除く): 34700328

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 66347, 132694, 199041, 265388, 398082, 597123, 796164, 1194246, 1791369, 2388492, 3582738, 5374107, 7165476, 10748214, 21496428]

約数ペア:

[(1, 21496428), (2, 10748214), (3, 7165476), (4, 5374107), (6, 3582738), (9, 2388492), (12, 1791369), (18, 1194246), (27, 796164), (36, 597123), (54, 398082), (81, 265388), (108, 199041), (162, 132694), (324, 66347)]