21726954

素因数分解:

$2^1\times 3^4\times {\mathrm{43}}^1\times {\mathrm{3119}}^1$

素因数の和:3176

約数の個数: 40

約数和(自身を含む): 49832640

約数和(自身を除く): 28105686

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 81, 86, 129, 162, 258, 387, 774, 1161, 2322, 3119, 3483, 6238, 6966, 9357, 18714, 28071, 56142, 84213, 134117, 168426, 252639, 268234, 402351, 505278, 804702, 1207053, 2414106, 3621159, 7242318, 10863477, 21726954]

約数ペア:

[(1, 21726954), (2, 10863477), (3, 7242318), (6, 3621159), (9, 2414106), (18, 1207053), (27, 804702), (43, 505278), (54, 402351), (81, 268234), (86, 252639), (129, 168426), (162, 134117), (258, 84213), (387, 56142), (774, 28071), (1161, 18714), (2322, 9357), (3119, 6966), (3483, 6238)]