21838472

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1559}}^1$

素因数の和:1685

約数の個数: 32

約数和(自身を含む): 43804800

約数和(自身を除く): 21966328

約数列:

[1, 2, 4, 8, 17, 34, 68, 103, 136, 206, 412, 824, 1559, 1751, 3118, 3502, 6236, 7004, 12472, 14008, 26503, 53006, 106012, 160577, 212024, 321154, 642308, 1284616, 2729809, 5459618, 10919236, 21838472]

約数ペア:

[(1, 21838472), (2, 10919236), (4, 5459618), (8, 2729809), (17, 1284616), (34, 642308), (68, 321154), (103, 212024), (136, 160577), (206, 106012), (412, 53006), (824, 26503), (1559, 14008), (1751, 12472), (3118, 7004), (3502, 6236)]