2021025765

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{30853}}^1$

素因数の和:31269

約数の個数: 32

約数和(自身を含む): 3536608896

約数和(自身を除く): 1515583131

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 397, 1191, 1985, 4367, 5955, 13101, 21835, 30853, 65505, 92559, 154265, 339383, 462795, 1018149, 1696915, 5090745, 12248641, 36745923, 61243205, 134735051, 183729615, 404205153, 673675255, 2021025765]

約数ペア:

[(1, 2021025765), (3, 673675255), (5, 404205153), (11, 183729615), (15, 134735051), (33, 61243205), (55, 36745923), (165, 12248641), (397, 5090745), (1191, 1696915), (1985, 1018149), (4367, 462795), (5955, 339383), (13101, 154265), (21835, 92559), (30853, 65505)]