21715230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{2671}}^1$

素因数の和:2952

約数の個数: 32

約数和(自身を含む): 52328448

約数和(自身を除く): 30613218

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 271, 542, 813, 1355, 1626, 2671, 2710, 4065, 5342, 8013, 8130, 13355, 16026, 26710, 40065, 80130, 723841, 1447682, 2171523, 3619205, 4343046, 7238410, 10857615, 21715230]

約数ペア:

[(1, 21715230), (2, 10857615), (3, 7238410), (5, 4343046), (6, 3619205), (10, 2171523), (15, 1447682), (30, 723841), (271, 80130), (542, 40065), (813, 26710), (1355, 16026), (1626, 13355), (2671, 8130), (2710, 8013), (4065, 5342)]