21352562

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2273}}^1$

素因数の和:2354

約数の個数: 32

約数和(自身を含む): 40604544

約数和(自身を除く): 19251982

約数列:

[1, 2, 7, 11, 14, 22, 61, 77, 122, 154, 427, 671, 854, 1342, 2273, 4546, 4697, 9394, 15911, 25003, 31822, 50006, 138653, 175021, 277306, 350042, 970571, 1525183, 1941142, 3050366, 10676281, 21352562]

約数ペア:

[(1, 21352562), (2, 10676281), (7, 3050366), (11, 1941142), (14, 1525183), (22, 970571), (61, 350042), (77, 277306), (122, 175021), (154, 138653), (427, 50006), (671, 31822), (854, 25003), (1342, 15911), (2273, 9394), (4546, 4697)]