21631190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{7537}}^1$

素因数の和:7592

約数の個数: 32

約数和(自身を含む): 45589824

約数和(自身を除く): 23958634

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 7537, 15074, 37685, 52759, 75370, 105518, 263795, 309017, 527590, 618034, 1545085, 2163119, 3090170, 4326238, 10815595, 21631190]

約数ペア:

[(1, 21631190), (2, 10815595), (5, 4326238), (7, 3090170), (10, 2163119), (14, 1545085), (35, 618034), (41, 527590), (70, 309017), (82, 263795), (205, 105518), (287, 75370), (410, 52759), (574, 37685), (1435, 15074), (2870, 7537)]