21217092230

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{14479}}^1$

素因数の和:14709

約数の個数: 64

約数和(自身を含む): 41035161600

約数和(自身を除く): 19818069370

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 145, 155, 163, 290, 310, 326, 815, 899, 1630, 1798, 4495, 4727, 5053, 8990, 9454, 10106, 14479, 23635, 25265, 28958, 47270, 50530, 72395, 144790, 146537, 293074, 419891, 448849, 732685, 839782, 897698, 1465370, 2099455, 2244245, 2360077, 4198910, 4488490, 4720154, 11800385, 13016621, 23600770, 26033242, 65083105, 68442233, 73162387, 130166210, 136884466, 146324774, 342211165, 365811935, 684422330, 731623870, 2121709223, 4243418446, 10608546115, 21217092230]

約数ペア:

[(1, 21217092230), (2, 10608546115), (5, 4243418446), (10, 2121709223), (29, 731623870), (31, 684422330), (58, 365811935), (62, 342211165), (145, 146324774), (155, 136884466), (163, 130166210), (290, 73162387), (310, 68442233), (326, 65083105), (815, 26033242), (899, 23600770), (1630, 13016621), (1798, 11800385), (4495, 4720154), (4727, 4488490), (5053, 4198910), (8990, 2360077), (9454, 2244245), (10106, 2099455), (14479, 1465370), (23635, 897698), (25265, 839782), (28958, 732685), (47270, 448849), (50530, 419891), (72395, 293074), (144790, 146537)]