21672144

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:274

約数の個数: 160

約数和(自身を含む): 71245440

約数和(自身を除く): 49573296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 27, 34, 36, 39, 48, 51, 52, 54, 68, 72, 78, 102, 104, 108, 117, 136, 144, 153, 156, 204, 208, 216, 221, 227, 234, 272, 306, 312, 351, 408, 432, 442, 454, 459, 468, 612, 624, 663, 681, 702, 816, 884, 908, 918, 936, 1224, 1326, 1362, 1404, 1768, 1816, 1836, 1872, 1989, 2043, 2448, 2652, 2724, 2808, 2951, 3536, 3632, 3672, 3859, 3978, 4086, 5304, 5448, 5616, 5902, 5967, 6129, 7344, 7718, 7956, 8172, 8853, 10608, 10896, 11577, 11804, 11934, 12258, 15436, 15912, 16344, 17706, 23154, 23608, 23868, 24516, 26559, 30872, 31824, 32688, 34731, 35412, 46308, 47216, 47736, 49032, 50167, 53118, 61744, 69462, 70824, 79677, 92616, 95472, 98064, 100334, 104193, 106236, 138924, 141648, 150501, 159354, 185232, 200668, 208386, 212472, 277848, 301002, 318708, 401336, 416772, 424944, 451503, 555696, 602004, 637416, 802672, 833544, 903006, 1204008, 1274832, 1354509, 1667088, 1806012, 2408016, 2709018, 3612024, 5418036, 7224048, 10836072, 21672144]

約数ペア:

[(1, 21672144), (2, 10836072), (3, 7224048), (4, 5418036), (6, 3612024), (8, 2709018), (9, 2408016), (12, 1806012), (13, 1667088), (16, 1354509), (17, 1274832), (18, 1204008), (24, 903006), (26, 833544), (27, 802672), (34, 637416), (36, 602004), (39, 555696), (48, 451503), (51, 424944), (52, 416772), (54, 401336), (68, 318708), (72, 301002), (78, 277848), (102, 212472), (104, 208386), (108, 200668), (117, 185232), (136, 159354), (144, 150501), (153, 141648), (156, 138924), (204, 106236), (208, 104193), (216, 100334), (221, 98064), (227, 95472), (234, 92616), (272, 79677), (306, 70824), (312, 69462), (351, 61744), (408, 53118), (432, 50167), (442, 49032), (454, 47736), (459, 47216), (468, 46308), (612, 35412), (624, 34731), (663, 32688), (681, 31824), (702, 30872), (816, 26559), (884, 24516), (908, 23868), (918, 23608), (936, 23154), (1224, 17706), (1326, 16344), (1362, 15912), (1404, 15436), (1768, 12258), (1816, 11934), (1836, 11804), (1872, 11577), (1989, 10896), (2043, 10608), (2448, 8853), (2652, 8172), (2724, 7956), (2808, 7718), (2951, 7344), (3536, 6129), (3632, 5967), (3672, 5902), (3859, 5616), (3978, 5448), (4086, 5304)]