210242516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71317}}^1$

素因数の和:71399

約数の個数: 24

約数和(自身を含む): 407368416

約数和(自身を除く): 197125900

約数列:

[1, 2, 4, 11, 22, 44, 67, 134, 268, 737, 1474, 2948, 71317, 142634, 285268, 784487, 1568974, 3137948, 4778239, 9556478, 19112956, 52560629, 105121258, 210242516]

約数ペア:

[(1, 210242516), (2, 105121258), (4, 52560629), (11, 19112956), (22, 9556478), (44, 4778239), (67, 3137948), (134, 1568974), (268, 784487), (737, 285268), (1474, 142634), (2948, 71317)]