21058773406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1789}}^1\times {\mathrm{14461}}^1$

素因数の和:16300

約数の個数: 32

約数和(自身を含む): 35413388640

約数和(自身を除く): 14354615234

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 1789, 3578, 14461, 19679, 28922, 39358, 66193, 132386, 159071, 318142, 535057, 728123, 1070114, 1456246, 5885627, 11771254, 25870729, 51741458, 284578019, 569156038, 957216973, 1914433946, 10529386703, 21058773406]

約数ペア:

[(1, 21058773406), (2, 10529386703), (11, 1914433946), (22, 957216973), (37, 569156038), (74, 284578019), (407, 51741458), (814, 25870729), (1789, 11771254), (3578, 5885627), (14461, 1456246), (19679, 1070114), (28922, 728123), (39358, 535057), (66193, 318142), (132386, 159071)]