21850946

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 36551088

約数和(自身を除く): 14700142

約数列:

[1, 2, 13, 26, 53, 101, 106, 157, 202, 314, 689, 1313, 1378, 2041, 2626, 4082, 5353, 8321, 10706, 15857, 16642, 31714, 69589, 108173, 139178, 206141, 216346, 412282, 840421, 1680842, 10925473, 21850946]

約数ペア:

[(1, 21850946), (2, 10925473), (13, 1680842), (26, 840421), (53, 412282), (101, 216346), (106, 206141), (157, 139178), (202, 108173), (314, 69589), (689, 31714), (1313, 16642), (1378, 15857), (2041, 10706), (2626, 8321), (4082, 5353)]