21274266

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{877}}^1$

素因数の和:1206

約数の個数: 32

約数和(自身を含む): 46021248

約数和(自身を除く): 24746982

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 311, 622, 877, 933, 1754, 1866, 2631, 4043, 5262, 8086, 11401, 12129, 22802, 24258, 34203, 68406, 272747, 545494, 818241, 1636482, 3545711, 7091422, 10637133, 21274266]

約数ペア:

[(1, 21274266), (2, 10637133), (3, 7091422), (6, 3545711), (13, 1636482), (26, 818241), (39, 545494), (78, 272747), (311, 68406), (622, 34203), (877, 24258), (933, 22802), (1754, 12129), (1866, 11401), (2631, 8086), (4043, 5262)]