21765690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{4099}}^1$

素因数の和:4171

約数の個数: 48

約数和(自身を含む): 57564000

約数和(自身を除く): 35798310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 59, 90, 118, 177, 295, 354, 531, 590, 885, 1062, 1770, 2655, 4099, 5310, 8198, 12297, 20495, 24594, 36891, 40990, 61485, 73782, 122970, 184455, 241841, 368910, 483682, 725523, 1209205, 1451046, 2176569, 2418410, 3627615, 4353138, 7255230, 10882845, 21765690]

約数ペア:

[(1, 21765690), (2, 10882845), (3, 7255230), (5, 4353138), (6, 3627615), (9, 2418410), (10, 2176569), (15, 1451046), (18, 1209205), (30, 725523), (45, 483682), (59, 368910), (90, 241841), (118, 184455), (177, 122970), (295, 73782), (354, 61485), (531, 40990), (590, 36891), (885, 24594), (1062, 20495), (1770, 12297), (2655, 8198), (4099, 5310)]