21000565470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{727}}^1\times {\mathrm{33203}}^1$

素因数の和:33969

約数の個数: 64

約数和(自身を含む): 52212625920

約数和(自身を除く): 31212060450

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 727, 870, 1454, 2181, 3635, 4362, 7270, 10905, 21083, 21810, 33203, 42166, 63249, 66406, 99609, 105415, 126498, 166015, 199218, 210830, 316245, 332030, 498045, 632490, 962887, 996090, 1925774, 2888661, 4814435, 5777322, 9628870, 14443305, 24138581, 28886610, 48277162, 72415743, 120692905, 144831486, 241385810, 362078715, 700018849, 724157430, 1400037698, 2100056547, 3500094245, 4200113094, 7000188490, 10500282735, 21000565470]

約数ペア:

[(1, 21000565470), (2, 10500282735), (3, 7000188490), (5, 4200113094), (6, 3500094245), (10, 2100056547), (15, 1400037698), (29, 724157430), (30, 700018849), (58, 362078715), (87, 241385810), (145, 144831486), (174, 120692905), (290, 72415743), (435, 48277162), (727, 28886610), (870, 24138581), (1454, 14443305), (2181, 9628870), (3635, 5777322), (4362, 4814435), (7270, 2888661), (10905, 1925774), (21083, 996090), (21810, 962887), (33203, 632490), (42166, 498045), (63249, 332030), (66406, 316245), (99609, 210830), (105415, 199218), (126498, 166015)]