21288452

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{163}}^1\times {\mathrm{317}}^1$

素因数の和:587

約数の個数: 24

約数和(自身を含む): 37966656

約数和(自身を除く): 16678204

約数列:

[1, 2, 4, 103, 163, 206, 317, 326, 412, 634, 652, 1268, 16789, 32651, 33578, 51671, 65302, 67156, 103342, 130604, 206684, 5322113, 10644226, 21288452]

約数ペア:

[(1, 21288452), (2, 10644226), (4, 5322113), (103, 206684), (163, 130604), (206, 103342), (317, 67156), (326, 65302), (412, 51671), (634, 33578), (652, 32651), (1268, 16789)]