21988038

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{2953}}^1$

素因数の和:3048

約数の個数: 32

約数和(自身を含む): 47216736

約数和(自身を除く): 25228698

約数列:

[1, 2, 3, 6, 17, 34, 51, 73, 102, 146, 219, 438, 1241, 2482, 2953, 3723, 5906, 7446, 8859, 17718, 50201, 100402, 150603, 215569, 301206, 431138, 646707, 1293414, 3664673, 7329346, 10994019, 21988038]

約数ペア:

[(1, 21988038), (2, 10994019), (3, 7329346), (6, 3664673), (17, 1293414), (34, 646707), (51, 431138), (73, 301206), (102, 215569), (146, 150603), (219, 100402), (438, 50201), (1241, 17718), (2482, 8859), (2953, 7446), (3723, 5906)]