21787605306

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{677}}^1\times {\mathrm{20089}}^1$

素因数の和:20863

約数の個数: 48

約数和(自身を含む): 47809780200

約数和(自身を除く): 26022174894

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 677, 801, 1354, 1602, 2031, 4062, 6093, 12186, 20089, 40178, 60253, 60267, 120506, 120534, 180759, 180801, 361518, 361602, 542277, 1084554, 1787921, 3575842, 5363763, 10727526, 13600253, 16091289, 27200506, 32182578, 40800759, 81601518, 122402277, 244804554, 1210422517, 2420845034, 3631267551, 7262535102, 10893802653, 21787605306]

約数ペア:

[(1, 21787605306), (2, 10893802653), (3, 7262535102), (6, 3631267551), (9, 2420845034), (18, 1210422517), (89, 244804554), (178, 122402277), (267, 81601518), (534, 40800759), (677, 32182578), (801, 27200506), (1354, 16091289), (1602, 13600253), (2031, 10727526), (4062, 5363763), (6093, 3575842), (12186, 1787921), (20089, 1084554), (40178, 542277), (60253, 361602), (60267, 361518), (120506, 180801), (120534, 180759)]