21256204

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 40755456

約数和(自身を除く): 19499252

約数列:

[1, 2, 4, 31, 37, 41, 62, 74, 82, 113, 124, 148, 164, 226, 452, 1147, 1271, 1517, 2294, 2542, 3034, 3503, 4181, 4588, 4633, 5084, 6068, 7006, 8362, 9266, 14012, 16724, 18532, 47027, 94054, 129611, 143623, 171421, 188108, 259222, 287246, 342842, 518444, 574492, 685684, 5314051, 10628102, 21256204]

約数ペア:

[(1, 21256204), (2, 10628102), (4, 5314051), (31, 685684), (37, 574492), (41, 518444), (62, 342842), (74, 287246), (82, 259222), (113, 188108), (124, 171421), (148, 143623), (164, 129611), (226, 94054), (452, 47027), (1147, 18532), (1271, 16724), (1517, 14012), (2294, 9266), (2542, 8362), (3034, 7006), (3503, 6068), (4181, 5084), (4588, 4633)]