21646510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1931}}^1$

素因数の和:2016

約数の個数: 32

約数和(自身を含む): 41731200

約数和(自身を除く): 20084690

約数列:

[1, 2, 5, 10, 19, 38, 59, 95, 118, 190, 295, 590, 1121, 1931, 2242, 3862, 5605, 9655, 11210, 19310, 36689, 73378, 113929, 183445, 227858, 366890, 569645, 1139290, 2164651, 4329302, 10823255, 21646510]

約数ペア:

[(1, 21646510), (2, 10823255), (5, 4329302), (10, 2164651), (19, 1139290), (38, 569645), (59, 366890), (95, 227858), (118, 183445), (190, 113929), (295, 73378), (590, 36689), (1121, 19310), (1931, 11210), (2242, 9655), (3862, 5605)]