21158610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{661}}^1$

素因数の和:779

約数の個数: 64

約数和(自身を含む): 56052864

約数和(自身を除く): 34894254

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 97, 110, 165, 194, 291, 330, 485, 582, 661, 970, 1067, 1322, 1455, 1983, 2134, 2910, 3201, 3305, 3966, 5335, 6402, 6610, 7271, 9915, 10670, 14542, 16005, 19830, 21813, 32010, 36355, 43626, 64117, 72710, 109065, 128234, 192351, 218130, 320585, 384702, 641170, 705287, 961755, 1410574, 1923510, 2115861, 3526435, 4231722, 7052870, 10579305, 21158610]

約数ペア:

[(1, 21158610), (2, 10579305), (3, 7052870), (5, 4231722), (6, 3526435), (10, 2115861), (11, 1923510), (15, 1410574), (22, 961755), (30, 705287), (33, 641170), (55, 384702), (66, 320585), (97, 218130), (110, 192351), (165, 128234), (194, 109065), (291, 72710), (330, 64117), (485, 43626), (582, 36355), (661, 32010), (970, 21813), (1067, 19830), (1322, 16005), (1455, 14542), (1983, 10670), (2134, 9915), (2910, 7271), (3201, 6610), (3305, 6402), (3966, 5335)]