21809844

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1697}}^1$

素因数の和:1734

約数の個数: 96

約数和(自身を含む): 68463360

約数和(自身を除く): 46653516

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 34, 36, 42, 51, 54, 63, 68, 84, 102, 108, 119, 126, 153, 189, 204, 238, 252, 306, 357, 378, 459, 476, 612, 714, 756, 918, 1071, 1428, 1697, 1836, 2142, 3213, 3394, 4284, 5091, 6426, 6788, 10182, 11879, 12852, 15273, 20364, 23758, 28849, 30546, 35637, 45819, 47516, 57698, 61092, 71274, 86547, 91638, 106911, 115396, 142548, 173094, 183276, 201943, 213822, 259641, 320733, 346188, 403886, 427644, 519282, 605829, 641466, 778923, 807772, 1038564, 1211658, 1282932, 1557846, 1817487, 2423316, 3115692, 3634974, 5452461, 7269948, 10904922, 21809844]

約数ペア:

[(1, 21809844), (2, 10904922), (3, 7269948), (4, 5452461), (6, 3634974), (7, 3115692), (9, 2423316), (12, 1817487), (14, 1557846), (17, 1282932), (18, 1211658), (21, 1038564), (27, 807772), (28, 778923), (34, 641466), (36, 605829), (42, 519282), (51, 427644), (54, 403886), (63, 346188), (68, 320733), (84, 259641), (102, 213822), (108, 201943), (119, 183276), (126, 173094), (153, 142548), (189, 115396), (204, 106911), (238, 91638), (252, 86547), (306, 71274), (357, 61092), (378, 57698), (459, 47516), (476, 45819), (612, 35637), (714, 30546), (756, 28849), (918, 23758), (1071, 20364), (1428, 15273), (1697, 12852), (1836, 11879), (2142, 10182), (3213, 6788), (3394, 6426), (4284, 5091)]