20921574245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29260943}}^1$

素因数の和:29260972

約数の個数: 16

約数和(自身を含む): 29495031552

約数和(自身を除く): 8573457307

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 29260943, 146304715, 321870373, 380392259, 1609351865, 1901961295, 4184314849, 20921574245]

約数ペア:

[(1, 20921574245), (5, 4184314849), (11, 1901961295), (13, 1609351865), (55, 380392259), (65, 321870373), (143, 146304715), (715, 29260943)]