21962787

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3067}}^1$

素因数の和:3119

約数の個数: 32

約数和(自身を含む): 37699584

約数和(自身を除く): 15736797

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 217, 231, 341, 651, 1023, 2387, 3067, 7161, 9201, 21469, 33737, 64407, 95077, 101211, 236159, 285231, 665539, 708477, 1045847, 1996617, 3137541, 7320929, 21962787]

約数ペア:

[(1, 21962787), (3, 7320929), (7, 3137541), (11, 1996617), (21, 1045847), (31, 708477), (33, 665539), (77, 285231), (93, 236159), (217, 101211), (231, 95077), (341, 64407), (651, 33737), (1023, 21469), (2387, 9201), (3067, 7161)]