21835605

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2243}}^1$

素因数の和:2321

約数の個数: 32

約数和(自身を含む): 38776320

約数和(自身を除く): 16940715

約数列:

[1, 3, 5, 11, 15, 33, 55, 59, 165, 177, 295, 649, 885, 1947, 2243, 3245, 6729, 9735, 11215, 24673, 33645, 74019, 123365, 132337, 370095, 397011, 661685, 1455707, 1985055, 4367121, 7278535, 21835605]

約数ペア:

[(1, 21835605), (3, 7278535), (5, 4367121), (11, 1985055), (15, 1455707), (33, 661685), (55, 397011), (59, 370095), (165, 132337), (177, 123365), (295, 74019), (649, 33645), (885, 24673), (1947, 11215), (2243, 9735), (3245, 6729)]