21683190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{9901}}^1$

素因数の和:9984

約数の個数: 32

約数和(自身を含む): 52757856

約数和(自身を除く): 31074666

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 365, 438, 730, 1095, 2190, 9901, 19802, 29703, 49505, 59406, 99010, 148515, 297030, 722773, 1445546, 2168319, 3613865, 4336638, 7227730, 10841595, 21683190]

約数ペア:

[(1, 21683190), (2, 10841595), (3, 7227730), (5, 4336638), (6, 3613865), (10, 2168319), (15, 1445546), (30, 722773), (73, 297030), (146, 148515), (219, 99010), (365, 59406), (438, 49505), (730, 29703), (1095, 19802), (2190, 9901)]