21475692

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{557}}^1$

素因数の和:597

約数の個数: 120

約数和(自身を含む): 68058144

約数和(自身を除く): 46582452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 34, 36, 42, 51, 54, 63, 68, 81, 84, 102, 108, 119, 126, 153, 162, 189, 204, 238, 252, 306, 324, 357, 378, 459, 476, 557, 567, 612, 714, 756, 918, 1071, 1114, 1134, 1377, 1428, 1671, 1836, 2142, 2228, 2268, 2754, 3213, 3342, 3899, 4284, 5013, 5508, 6426, 6684, 7798, 9469, 9639, 10026, 11697, 12852, 15039, 15596, 18938, 19278, 20052, 23394, 28407, 30078, 35091, 37876, 38556, 45117, 46788, 56814, 60156, 66283, 70182, 85221, 90234, 105273, 113628, 132566, 140364, 170442, 180468, 198849, 210546, 255663, 265132, 315819, 340884, 397698, 421092, 511326, 596547, 631638, 766989, 795396, 1022652, 1193094, 1263276, 1533978, 1789641, 2386188, 3067956, 3579282, 5368923, 7158564, 10737846, 21475692]

約数ペア:

[(1, 21475692), (2, 10737846), (3, 7158564), (4, 5368923), (6, 3579282), (7, 3067956), (9, 2386188), (12, 1789641), (14, 1533978), (17, 1263276), (18, 1193094), (21, 1022652), (27, 795396), (28, 766989), (34, 631638), (36, 596547), (42, 511326), (51, 421092), (54, 397698), (63, 340884), (68, 315819), (81, 265132), (84, 255663), (102, 210546), (108, 198849), (119, 180468), (126, 170442), (153, 140364), (162, 132566), (189, 113628), (204, 105273), (238, 90234), (252, 85221), (306, 70182), (324, 66283), (357, 60156), (378, 56814), (459, 46788), (476, 45117), (557, 38556), (567, 37876), (612, 35091), (714, 30078), (756, 28407), (918, 23394), (1071, 20052), (1114, 19278), (1134, 18938), (1377, 15596), (1428, 15039), (1671, 12852), (1836, 11697), (2142, 10026), (2228, 9639), (2268, 9469), (2754, 7798), (3213, 6684), (3342, 6426), (3899, 5508), (4284, 5013)]