21516110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27943}}^1$

素因数の和:27968

約数の個数: 32

約数和(自身を含む): 48287232

約数和(自身を除く): 26771122

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 27943, 55886, 139715, 195601, 279430, 307373, 391202, 614746, 978005, 1536865, 1956010, 2151611, 3073730, 4303222, 10758055, 21516110]

約数ペア:

[(1, 21516110), (2, 10758055), (5, 4303222), (7, 3073730), (10, 2151611), (11, 1956010), (14, 1536865), (22, 978005), (35, 614746), (55, 391202), (70, 307373), (77, 279430), (110, 195601), (154, 139715), (385, 55886), (770, 27943)]