21421704

素因数分解:

$2^3\times 3^1\times {\mathrm{73}}^1\times {\mathrm{12227}}^1$

素因数の和:12309

約数の個数: 32

約数和(自身を含む): 54292320

約数和(自身を除く): 32870616

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 73, 146, 219, 292, 438, 584, 876, 1752, 12227, 24454, 36681, 48908, 73362, 97816, 146724, 293448, 892571, 1785142, 2677713, 3570284, 5355426, 7140568, 10710852, 21421704]

約数ペア:

[(1, 21421704), (2, 10710852), (3, 7140568), (4, 5355426), (6, 3570284), (8, 2677713), (12, 1785142), (24, 892571), (73, 293448), (146, 146724), (219, 97816), (292, 73362), (438, 48908), (584, 36681), (876, 24454), (1752, 12227)]