21906648

素因数分解:

$2^3\times 3^2\times {\mathrm{304259}}^1$

素因数の和:304271

約数の個数: 24

約数和(自身を含む): 59330700

約数和(自身を除く): 37424052

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 304259, 608518, 912777, 1217036, 1825554, 2434072, 2738331, 3651108, 5476662, 7302216, 10953324, 21906648]

約数ペア:

[(1, 21906648), (2, 10953324), (3, 7302216), (4, 5476662), (6, 3651108), (8, 2738331), (9, 2434072), (12, 1825554), (18, 1217036), (24, 912777), (36, 608518), (72, 304259)]