21974982

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:110

約数の個数: 96

約数和(自身を含む): 53049600

約数和(自身を除く): 31074618

約数列:

[1, 2, 3, 6, 17, 19, 23, 29, 34, 38, 46, 51, 57, 58, 69, 87, 102, 114, 138, 174, 289, 323, 391, 437, 493, 551, 578, 646, 667, 782, 867, 874, 969, 986, 1102, 1173, 1311, 1334, 1479, 1653, 1734, 1938, 2001, 2346, 2622, 2958, 3306, 4002, 5491, 6647, 7429, 8381, 9367, 10982, 11339, 12673, 13294, 14858, 16473, 16762, 18734, 19941, 22287, 22678, 25143, 25346, 28101, 32946, 34017, 38019, 39882, 44574, 50286, 56202, 68034, 76038, 126293, 159239, 192763, 215441, 252586, 318478, 378879, 385526, 430882, 477717, 578289, 646323, 757758, 955434, 1156578, 1292646, 3662497, 7324994, 10987491, 21974982]

約数ペア:

[(1, 21974982), (2, 10987491), (3, 7324994), (6, 3662497), (17, 1292646), (19, 1156578), (23, 955434), (29, 757758), (34, 646323), (38, 578289), (46, 477717), (51, 430882), (57, 385526), (58, 378879), (69, 318478), (87, 252586), (102, 215441), (114, 192763), (138, 159239), (174, 126293), (289, 76038), (323, 68034), (391, 56202), (437, 50286), (493, 44574), (551, 39882), (578, 38019), (646, 34017), (667, 32946), (782, 28101), (867, 25346), (874, 25143), (969, 22678), (986, 22287), (1102, 19941), (1173, 18734), (1311, 16762), (1334, 16473), (1479, 14858), (1653, 13294), (1734, 12673), (1938, 11339), (2001, 10982), (2346, 9367), (2622, 8381), (2958, 7429), (3306, 6647), (4002, 5491)]