21203233

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{233}}^1$

素因数の和:404

約数の個数: 16

約数和(自身を含む): 23199696

約数和(自身を除く): 1996463

約数列:

[1, 17, 53, 101, 233, 901, 1717, 3961, 5353, 12349, 23533, 91001, 209933, 400061, 1247249, 21203233]

約数ペア:

[(1, 21203233), (17, 1247249), (53, 400061), (101, 209933), (233, 91001), (901, 23533), (1717, 12349), (3961, 5353)]