21021392670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1117}}^1\times {\mathrm{36901}}^1$

素因数の和:38045

約数の個数: 64

約数和(自身を含む): 53468341056

約数和(自身を除く): 32446948386

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 1117, 2234, 3351, 5585, 6702, 11170, 16755, 18989, 33510, 36901, 37978, 56967, 73802, 94945, 110703, 113934, 184505, 189890, 221406, 284835, 369010, 553515, 569670, 627317, 1107030, 1254634, 1881951, 3136585, 3763902, 6273170, 9409755, 18819510, 41218417, 82436834, 123655251, 206092085, 247310502, 412184170, 618276255, 700713089, 1236552510, 1401426178, 2102139267, 3503565445, 4204278534, 7007130890, 10510696335, 21021392670]

約数ペア:

[(1, 21021392670), (2, 10510696335), (3, 7007130890), (5, 4204278534), (6, 3503565445), (10, 2102139267), (15, 1401426178), (17, 1236552510), (30, 700713089), (34, 618276255), (51, 412184170), (85, 247310502), (102, 206092085), (170, 123655251), (255, 82436834), (510, 41218417), (1117, 18819510), (2234, 9409755), (3351, 6273170), (5585, 3763902), (6702, 3136585), (11170, 1881951), (16755, 1254634), (18989, 1107030), (33510, 627317), (36901, 569670), (37978, 553515), (56967, 369010), (73802, 284835), (94945, 221406), (110703, 189890), (113934, 184505)]