21416910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31039}}^1$

素因数の和:31072

約数の個数: 32

約数和(自身を含む): 53637120

約数和(自身を除く): 32220210

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 31039, 62078, 93117, 155195, 186234, 310390, 465585, 713897, 931170, 1427794, 2141691, 3569485, 4283382, 7138970, 10708455, 21416910]

約数ペア:

[(1, 21416910), (2, 10708455), (3, 7138970), (5, 4283382), (6, 3569485), (10, 2141691), (15, 1427794), (23, 931170), (30, 713897), (46, 465585), (69, 310390), (115, 186234), (138, 155195), (230, 93117), (345, 62078), (690, 31039)]