21925530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22147}}^1$

素因数の和:22171

約数の個数: 48

約数和(自身を含む): 62191584

約数和(自身を除く): 40266054

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 22147, 44294, 66441, 110735, 132882, 199323, 221470, 243617, 332205, 398646, 487234, 664410, 730851, 996615, 1218085, 1461702, 1993230, 2192553, 2436170, 3654255, 4385106, 7308510, 10962765, 21925530]

約数ペア:

[(1, 21925530), (2, 10962765), (3, 7308510), (5, 4385106), (6, 3654255), (9, 2436170), (10, 2192553), (11, 1993230), (15, 1461702), (18, 1218085), (22, 996615), (30, 730851), (33, 664410), (45, 487234), (55, 398646), (66, 332205), (90, 243617), (99, 221470), (110, 199323), (165, 132882), (198, 110735), (330, 66441), (495, 44294), (990, 22147)]