21977884786

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{134581}}^1$

素因数の和:135178

約数の個数: 32

約数和(自身を含む): 38798375616

約数和(自身を除く): 16820490830

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 571, 1142, 6281, 7423, 12562, 14846, 81653, 134581, 163306, 269162, 1480391, 1749553, 2960782, 3499106, 19245083, 38490166, 76845751, 153691502, 845303261, 998994763, 1690606522, 1997989526, 10988942393, 21977884786]

約数ペア:

[(1, 21977884786), (2, 10988942393), (11, 1997989526), (13, 1690606522), (22, 998994763), (26, 845303261), (143, 153691502), (286, 76845751), (571, 38490166), (1142, 19245083), (6281, 3499106), (7423, 2960782), (12562, 1749553), (14846, 1480391), (81653, 269162), (134581, 163306)]