21897881236

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{44687}}^1$

素因数の和:44789

約数の個数: 96

約数和(自身を含む): 50210721792

約数和(自身を除く): 28312840556

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 43, 44, 74, 77, 86, 148, 154, 172, 259, 301, 308, 407, 473, 518, 602, 814, 946, 1036, 1204, 1591, 1628, 1892, 2849, 3182, 3311, 5698, 6364, 6622, 11137, 11396, 13244, 17501, 22274, 35002, 44548, 44687, 70004, 89374, 122507, 178748, 245014, 312809, 490028, 491557, 625618, 983114, 1251236, 1653419, 1921541, 1966228, 3306838, 3440899, 3843082, 6613676, 6881798, 7686164, 11573933, 13450787, 13763596, 18187609, 21136951, 23147866, 26901574, 36375218, 42273902, 46295732, 53803148, 71097017, 72750436, 84547804, 127313263, 142194034, 147958657, 254626526, 284388068, 295917314, 497679119, 509253052, 591834628, 782067187, 995358238, 1564134374, 1990716476, 3128268748, 5474470309, 10948940618, 21897881236]

約数ペア:

[(1, 21897881236), (2, 10948940618), (4, 5474470309), (7, 3128268748), (11, 1990716476), (14, 1564134374), (22, 995358238), (28, 782067187), (37, 591834628), (43, 509253052), (44, 497679119), (74, 295917314), (77, 284388068), (86, 254626526), (148, 147958657), (154, 142194034), (172, 127313263), (259, 84547804), (301, 72750436), (308, 71097017), (407, 53803148), (473, 46295732), (518, 42273902), (602, 36375218), (814, 26901574), (946, 23147866), (1036, 21136951), (1204, 18187609), (1591, 13763596), (1628, 13450787), (1892, 11573933), (2849, 7686164), (3182, 6881798), (3311, 6613676), (5698, 3843082), (6364, 3440899), (6622, 3306838), (11137, 1966228), (11396, 1921541), (13244, 1653419), (17501, 1251236), (22274, 983114), (35002, 625618), (44548, 491557), (44687, 490028), (70004, 312809), (89374, 245014), (122507, 178748)]