21906234

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{487}}^1$

素因数の和:529

約数の個数: 96

約数和(自身を含む): 60082560

約数和(自身を除く): 38176326

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 49, 51, 54, 63, 98, 102, 119, 126, 147, 153, 189, 238, 294, 306, 357, 378, 441, 459, 487, 714, 833, 882, 918, 974, 1071, 1323, 1461, 1666, 2142, 2499, 2646, 2922, 3213, 3409, 4383, 4998, 6426, 6818, 7497, 8279, 8766, 10227, 13149, 14994, 16558, 20454, 22491, 23863, 24837, 26298, 30681, 44982, 47726, 49674, 57953, 61362, 71589, 74511, 92043, 115906, 143178, 149022, 173859, 184086, 214767, 223533, 347718, 405671, 429534, 447066, 521577, 644301, 811342, 1043154, 1217013, 1288602, 1564731, 2434026, 3129462, 3651039, 7302078, 10953117, 21906234]

約数ペア:

[(1, 21906234), (2, 10953117), (3, 7302078), (6, 3651039), (7, 3129462), (9, 2434026), (14, 1564731), (17, 1288602), (18, 1217013), (21, 1043154), (27, 811342), (34, 644301), (42, 521577), (49, 447066), (51, 429534), (54, 405671), (63, 347718), (98, 223533), (102, 214767), (119, 184086), (126, 173859), (147, 149022), (153, 143178), (189, 115906), (238, 92043), (294, 74511), (306, 71589), (357, 61362), (378, 57953), (441, 49674), (459, 47726), (487, 44982), (714, 30681), (833, 26298), (882, 24837), (918, 23863), (974, 22491), (1071, 20454), (1323, 16558), (1461, 14994), (1666, 13149), (2142, 10227), (2499, 8766), (2646, 8279), (2922, 7497), (3213, 6818), (3409, 6426), (4383, 4998)]