21085170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1601}}^1$

素因数の和:2050

約数の個数: 32

約数和(自身を含む): 50751360

約数和(自身を除く): 29666190

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 439, 878, 1317, 1601, 2195, 2634, 3202, 4390, 4803, 6585, 8005, 9606, 13170, 16010, 24015, 48030, 702839, 1405678, 2108517, 3514195, 4217034, 7028390, 10542585, 21085170]

約数ペア:

[(1, 21085170), (2, 10542585), (3, 7028390), (5, 4217034), (6, 3514195), (10, 2108517), (15, 1405678), (30, 702839), (439, 48030), (878, 24015), (1317, 16010), (1601, 13170), (2195, 9606), (2634, 8005), (3202, 6585), (4390, 4803)]