21992628

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{15401}}^1$

素因数の和:15432

約数の個数: 48

約数和(自身を含む): 62100864

約数和(自身を除く): 40108236

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 15401, 30802, 46203, 61604, 92406, 107807, 184812, 215614, 261817, 323421, 431228, 523634, 646842, 785451, 1047268, 1293684, 1570902, 1832719, 3141804, 3665438, 5498157, 7330876, 10996314, 21992628]

約数ペア:

[(1, 21992628), (2, 10996314), (3, 7330876), (4, 5498157), (6, 3665438), (7, 3141804), (12, 1832719), (14, 1570902), (17, 1293684), (21, 1047268), (28, 785451), (34, 646842), (42, 523634), (51, 431228), (68, 323421), (84, 261817), (102, 215614), (119, 184812), (204, 107807), (238, 92406), (357, 61604), (476, 46203), (714, 30802), (1428, 15401)]