21023625

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{8009}}^1$

素因数の和:8034

約数の個数: 32

約数和(自身を含む): 39985920

約数和(自身を除く): 18962295

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 875, 2625, 8009, 24027, 40045, 56063, 120135, 168189, 200225, 280315, 600675, 840945, 1001125, 1401575, 3003375, 4204725, 7007875, 21023625]

約数ペア:

[(1, 21023625), (3, 7007875), (5, 4204725), (7, 3003375), (15, 1401575), (21, 1001125), (25, 840945), (35, 600675), (75, 280315), (105, 200225), (125, 168189), (175, 120135), (375, 56063), (525, 40045), (875, 24027), (2625, 8009)]