21333708

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3169}}^1$

素因数の和:3207

約数の個数: 72

約数和(自身を含む): 62309520

約数和(自身を除く): 40975812

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 66, 68, 99, 102, 132, 153, 187, 198, 204, 306, 374, 396, 561, 612, 748, 1122, 1683, 2244, 3169, 3366, 6338, 6732, 9507, 12676, 19014, 28521, 34859, 38028, 53873, 57042, 69718, 104577, 107746, 114084, 139436, 161619, 209154, 215492, 313731, 323238, 418308, 484857, 592603, 627462, 646476, 969714, 1185206, 1254924, 1777809, 1939428, 2370412, 3555618, 5333427, 7111236, 10666854, 21333708]

約数ペア:

[(1, 21333708), (2, 10666854), (3, 7111236), (4, 5333427), (6, 3555618), (9, 2370412), (11, 1939428), (12, 1777809), (17, 1254924), (18, 1185206), (22, 969714), (33, 646476), (34, 627462), (36, 592603), (44, 484857), (51, 418308), (66, 323238), (68, 313731), (99, 215492), (102, 209154), (132, 161619), (153, 139436), (187, 114084), (198, 107746), (204, 104577), (306, 69718), (374, 57042), (396, 53873), (561, 38028), (612, 34859), (748, 28521), (1122, 19014), (1683, 12676), (2244, 9507), (3169, 6732), (3366, 6338)]