21117102608

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{282677}}^1$

素因数の和:282744

約数の個数: 80

約数和(自身を含む): 50474983680

約数和(自身を除く): 29357881072

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 29, 46, 56, 58, 92, 112, 116, 161, 184, 203, 232, 322, 368, 406, 464, 644, 667, 812, 1288, 1334, 1624, 2576, 2668, 3248, 4669, 5336, 9338, 10672, 18676, 37352, 74704, 282677, 565354, 1130708, 1978739, 2261416, 3957478, 4522832, 6501571, 7914956, 8197633, 13003142, 15829912, 16395266, 26006284, 31659824, 32790532, 45510997, 52012568, 57383431, 65581064, 91021994, 104025136, 114766862, 131162128, 182043988, 188545559, 229533724, 364087976, 377091118, 459067448, 728175952, 754182236, 918134896, 1319818913, 1508364472, 2639637826, 3016728944, 5279275652, 10558551304, 21117102608]

約数ペア:

[(1, 21117102608), (2, 10558551304), (4, 5279275652), (7, 3016728944), (8, 2639637826), (14, 1508364472), (16, 1319818913), (23, 918134896), (28, 754182236), (29, 728175952), (46, 459067448), (56, 377091118), (58, 364087976), (92, 229533724), (112, 188545559), (116, 182043988), (161, 131162128), (184, 114766862), (203, 104025136), (232, 91021994), (322, 65581064), (368, 57383431), (406, 52012568), (464, 45510997), (644, 32790532), (667, 31659824), (812, 26006284), (1288, 16395266), (1334, 15829912), (1624, 13003142), (2576, 8197633), (2668, 7914956), (3248, 6501571), (4669, 4522832), (5336, 3957478), (9338, 2261416), (10672, 1978739), (18676, 1130708), (37352, 565354), (74704, 282677)]