21472836

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1367}}^1$

素因数の和:1409

約数の個数: 96

約数和(自身を含む): 66189312

約数和(自身を除く): 44716476

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 17, 21, 22, 28, 33, 34, 42, 44, 51, 66, 68, 77, 84, 102, 119, 132, 154, 187, 204, 231, 238, 308, 357, 374, 462, 476, 561, 714, 748, 924, 1122, 1309, 1367, 1428, 2244, 2618, 2734, 3927, 4101, 5236, 5468, 7854, 8202, 9569, 15037, 15708, 16404, 19138, 23239, 28707, 30074, 38276, 45111, 46478, 57414, 60148, 69717, 90222, 92956, 105259, 114828, 139434, 162673, 180444, 210518, 255629, 278868, 315777, 325346, 421036, 488019, 511258, 631554, 650692, 766887, 976038, 1022516, 1263108, 1533774, 1789403, 1952076, 3067548, 3578806, 5368209, 7157612, 10736418, 21472836]

約数ペア:

[(1, 21472836), (2, 10736418), (3, 7157612), (4, 5368209), (6, 3578806), (7, 3067548), (11, 1952076), (12, 1789403), (14, 1533774), (17, 1263108), (21, 1022516), (22, 976038), (28, 766887), (33, 650692), (34, 631554), (42, 511258), (44, 488019), (51, 421036), (66, 325346), (68, 315777), (77, 278868), (84, 255629), (102, 210518), (119, 180444), (132, 162673), (154, 139434), (187, 114828), (204, 105259), (231, 92956), (238, 90222), (308, 69717), (357, 60148), (374, 57414), (462, 46478), (476, 45111), (561, 38276), (714, 30074), (748, 28707), (924, 23239), (1122, 19138), (1309, 16404), (1367, 15708), (1428, 15037), (2244, 9569), (2618, 8202), (2734, 7854), (3927, 5468), (4101, 5236)]