21771036250810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10711}}^1\times {\mathrm{2639723}}^1$

素因数の和:2650459

約数の個数: 64

約数和(自身を含む): 48862178187264

約数和(自身を除く): 27091141936454

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 10711, 21422, 53555, 74977, 107110, 117821, 149954, 235642, 374885, 589105, 749770, 824747, 1178210, 1649494, 2639723, 4123735, 5279446, 8247470, 13198615, 18478061, 26397230, 29036953, 36956122, 58073906, 92390305, 145184765, 184780610, 203258671, 290369530, 406517342, 1016293355, 2032586710, 28274073053, 56548146106, 141370365265, 197918511371, 282740730530, 311014803583, 395837022742, 622029607166, 989592556855, 1555074017915, 1979185113710, 2177103625081, 3110148035830, 4354207250162, 10885518125405, 21771036250810]

約数ペア:

[(1, 21771036250810), (2, 10885518125405), (5, 4354207250162), (7, 3110148035830), (10, 2177103625081), (11, 1979185113710), (14, 1555074017915), (22, 989592556855), (35, 622029607166), (55, 395837022742), (70, 311014803583), (77, 282740730530), (110, 197918511371), (154, 141370365265), (385, 56548146106), (770, 28274073053), (10711, 2032586710), (21422, 1016293355), (53555, 406517342), (74977, 290369530), (107110, 203258671), (117821, 184780610), (149954, 145184765), (235642, 92390305), (374885, 58073906), (589105, 36956122), (749770, 29036953), (824747, 26397230), (1178210, 18478061), (1649494, 13198615), (2639723, 8247470), (4123735, 5279446)]