21950838

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1489}}^1$

素因数の和:1523

約数の個数: 80

約数和(自身を含む): 60577440

約数和(自身を除く): 38626602

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 91, 117, 126, 162, 182, 189, 234, 273, 351, 378, 546, 567, 702, 819, 1053, 1134, 1489, 1638, 2106, 2457, 2978, 4467, 4914, 7371, 8934, 10423, 13401, 14742, 19357, 20846, 26802, 31269, 38714, 40203, 58071, 62538, 80406, 93807, 116142, 120609, 135499, 174213, 187614, 241218, 270998, 281421, 348426, 406497, 522639, 562842, 812994, 844263, 1045278, 1219491, 1567917, 1688526, 2438982, 3135834, 3658473, 7316946, 10975419, 21950838]

約数ペア:

[(1, 21950838), (2, 10975419), (3, 7316946), (6, 3658473), (7, 3135834), (9, 2438982), (13, 1688526), (14, 1567917), (18, 1219491), (21, 1045278), (26, 844263), (27, 812994), (39, 562842), (42, 522639), (54, 406497), (63, 348426), (78, 281421), (81, 270998), (91, 241218), (117, 187614), (126, 174213), (162, 135499), (182, 120609), (189, 116142), (234, 93807), (273, 80406), (351, 62538), (378, 58071), (546, 40203), (567, 38714), (702, 31269), (819, 26802), (1053, 20846), (1134, 19357), (1489, 14742), (1638, 13401), (2106, 10423), (2457, 8934), (2978, 7371), (4467, 4914)]