21449190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{102139}}^1$

素因数の和:102156

約数の個数: 32

約数和(自身を含む): 58832640

約数和(自身を除く): 37383450

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 102139, 204278, 306417, 510695, 612834, 714973, 1021390, 1429946, 1532085, 2144919, 3064170, 3574865, 4289838, 7149730, 10724595, 21449190]

約数ペア:

[(1, 21449190), (2, 10724595), (3, 7149730), (5, 4289838), (6, 3574865), (7, 3064170), (10, 2144919), (14, 1532085), (15, 1429946), (21, 1021390), (30, 714973), (35, 612834), (42, 510695), (70, 306417), (105, 204278), (210, 102139)]