21760005

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{50023}}^1$

素因数の和:50060

約数の個数: 16

約数和(自身を含む): 36017280

約数和(自身を除く): 14257275

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 50023, 150069, 250115, 750345, 1450667, 4352001, 7253335, 21760005]

約数ペア:

[(1, 21760005), (3, 7253335), (5, 4352001), (15, 1450667), (29, 750345), (87, 250115), (145, 150069), (435, 50023)]