21896970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{19727}}^1$

素因数の和:19774

約数の個数: 32

約数和(自身を含む): 53975808

約数和(自身を除く): 32078838

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 19727, 39454, 59181, 98635, 118362, 197270, 295905, 591810, 729899, 1459798, 2189697, 3649495, 4379394, 7298990, 10948485, 21896970]

約数ペア:

[(1, 21896970), (2, 10948485), (3, 7298990), (5, 4379394), (6, 3649495), (10, 2189697), (15, 1459798), (30, 729899), (37, 591810), (74, 295905), (111, 197270), (185, 118362), (222, 98635), (370, 59181), (555, 39454), (1110, 19727)]