21003194

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{4091}}^1$

素因数の和:4261

約数の個数: 16

約数和(自身を含む): 33587136

約数和(自身を除く): 12583942

約数列:

[1, 2, 17, 34, 151, 302, 2567, 4091, 5134, 8182, 69547, 139094, 617741, 1235482, 10501597, 21003194]

約数ペア:

[(1, 21003194), (2, 10501597), (17, 1235482), (34, 617741), (151, 139094), (302, 69547), (2567, 8182), (4091, 5134)]