21894345

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4021}}^1$

素因数の和:4054

約数の個数: 36

約数和(自身を含む): 41724228

約数和(自身を除く): 19829883

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 121, 165, 363, 495, 605, 1089, 1815, 4021, 5445, 12063, 20105, 36189, 44231, 60315, 132693, 180945, 221155, 398079, 486541, 663465, 1459623, 1990395, 2432705, 4378869, 7298115, 21894345]

約数ペア:

[(1, 21894345), (3, 7298115), (5, 4378869), (9, 2432705), (11, 1990395), (15, 1459623), (33, 663465), (45, 486541), (55, 398079), (99, 221155), (121, 180945), (165, 132693), (363, 60315), (495, 44231), (605, 36189), (1089, 20105), (1815, 12063), (4021, 5445)]