21896050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{971}}^1$

素因数の和:1035

約数の個数: 48

約数和(自身を含む): 45559584

約数和(自身を除く): 23663534

約数列:

[1, 2, 5, 10, 11, 22, 25, 41, 50, 55, 82, 110, 205, 275, 410, 451, 550, 902, 971, 1025, 1942, 2050, 2255, 4510, 4855, 9710, 10681, 11275, 21362, 22550, 24275, 39811, 48550, 53405, 79622, 106810, 199055, 267025, 398110, 437921, 534050, 875842, 995275, 1990550, 2189605, 4379210, 10948025, 21896050]

約数ペア:

[(1, 21896050), (2, 10948025), (5, 4379210), (10, 2189605), (11, 1990550), (22, 995275), (25, 875842), (41, 534050), (50, 437921), (55, 398110), (82, 267025), (110, 199055), (205, 106810), (275, 79622), (410, 53405), (451, 48550), (550, 39811), (902, 24275), (971, 22550), (1025, 21362), (1942, 11275), (2050, 10681), (2255, 9710), (4510, 4855)]