21745458

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{172583}}^1$

素因数の和:172598

約数の個数: 24

約数和(自身を含む): 53846208

約数和(自身を除く): 32100750

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 172583, 345166, 517749, 1035498, 1208081, 1553247, 2416162, 3106494, 3624243, 7248486, 10872729, 21745458]

約数ペア:

[(1, 21745458), (2, 10872729), (3, 7248486), (6, 3624243), (7, 3106494), (9, 2416162), (14, 1553247), (18, 1208081), (21, 1035498), (42, 517749), (63, 345166), (126, 172583)]