21949202691

素因数分解:

$3^5\times {\mathrm{13}}^2\times {\mathrm{534473}}^1$

素因数の和:534514

約数の個数: 36

約数和(自身を含む): 35602382088

約数和(自身を除く): 13653179397

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 169, 243, 351, 507, 1053, 1521, 3159, 4563, 13689, 41067, 534473, 1603419, 4810257, 6948149, 14430771, 20844447, 43292313, 62533341, 90325937, 129876939, 187600023, 270977811, 562800069, 812933433, 1688400207, 2438800299, 7316400897, 21949202691]

約数ペア:

[(1, 21949202691), (3, 7316400897), (9, 2438800299), (13, 1688400207), (27, 812933433), (39, 562800069), (81, 270977811), (117, 187600023), (169, 129876939), (243, 90325937), (351, 62533341), (507, 43292313), (1053, 20844447), (1521, 14430771), (3159, 6948149), (4563, 4810257), (13689, 1603419), (41067, 534473)]