21835510

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{683}}^1$

素因数の和:852

約数の個数: 32

約数和(自身を含む): 41368320

約数和(自身を除く): 19532810

約数列:

[1, 2, 5, 10, 23, 46, 115, 139, 230, 278, 683, 695, 1366, 1390, 3197, 3415, 6394, 6830, 15709, 15985, 31418, 31970, 78545, 94937, 157090, 189874, 474685, 949370, 2183551, 4367102, 10917755, 21835510]

約数ペア:

[(1, 21835510), (2, 10917755), (5, 4367102), (10, 2183551), (23, 949370), (46, 474685), (115, 189874), (139, 157090), (230, 94937), (278, 78545), (683, 31970), (695, 31418), (1366, 15985), (1390, 15709), (3197, 6830), (3415, 6394)]