22216761

素因数分解:

$3^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 39172224

約数和(自身を除く): 16955463

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 81, 111, 189, 243, 259, 333, 353, 567, 777, 999, 1059, 1701, 2331, 2471, 2997, 3177, 6993, 7413, 8991, 9531, 13061, 20979, 22239, 28593, 39183, 62937, 66717, 85779, 91427, 117549, 200151, 274281, 352647, 600453, 822843, 1057941, 2468529, 3173823, 7405587, 22216761]

約数ペア:

[(1, 22216761), (3, 7405587), (7, 3173823), (9, 2468529), (21, 1057941), (27, 822843), (37, 600453), (63, 352647), (81, 274281), (111, 200151), (189, 117549), (243, 91427), (259, 85779), (333, 66717), (353, 62937), (567, 39183), (777, 28593), (999, 22239), (1059, 20979), (1701, 13061), (2331, 9531), (2471, 8991), (2997, 7413), (3177, 6993)]