21031623368

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1\times {\mathrm{28843}}^1$

素因数の和:29334

約数の個数: 64

約数和(自身を含む): 46727280000

約数和(自身を除く): 25695656632

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 449, 812, 898, 1624, 1796, 3143, 3592, 6286, 12572, 13021, 25144, 26042, 28843, 52084, 57686, 91147, 104168, 115372, 182294, 201901, 230744, 364588, 403802, 729176, 807604, 836447, 1615208, 1672894, 3345788, 5855129, 6691576, 11710258, 12950507, 23420516, 25901014, 46841032, 51802028, 90653549, 103604056, 181307098, 362614196, 375564703, 725228392, 751129406, 1502258812, 2628952921, 3004517624, 5257905842, 10515811684, 21031623368]

約数ペア:

[(1, 21031623368), (2, 10515811684), (4, 5257905842), (7, 3004517624), (8, 2628952921), (14, 1502258812), (28, 751129406), (29, 725228392), (56, 375564703), (58, 362614196), (116, 181307098), (203, 103604056), (232, 90653549), (406, 51802028), (449, 46841032), (812, 25901014), (898, 23420516), (1624, 12950507), (1796, 11710258), (3143, 6691576), (3592, 5855129), (6286, 3345788), (12572, 1672894), (13021, 1615208), (25144, 836447), (26042, 807604), (28843, 729176), (52084, 403802), (57686, 364588), (91147, 230744), (104168, 201901), (115372, 182294)]