21619962

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:292

約数の個数: 96

約数和(自身を含む): 58810752

約数和(自身を除く): 37190790

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 67, 78, 91, 117, 126, 134, 182, 197, 201, 234, 273, 394, 402, 469, 546, 591, 603, 819, 871, 938, 1182, 1206, 1379, 1407, 1638, 1742, 1773, 2561, 2613, 2758, 2814, 3546, 4137, 4221, 5122, 5226, 6097, 7683, 7839, 8274, 8442, 12194, 12411, 13199, 15366, 15678, 17927, 18291, 23049, 24822, 26398, 35854, 36582, 39597, 46098, 53781, 54873, 79194, 92393, 107562, 109746, 118791, 161343, 171587, 184786, 237582, 277179, 322686, 343174, 514761, 554358, 831537, 1029522, 1201109, 1544283, 1663074, 2402218, 3088566, 3603327, 7206654, 10809981, 21619962]

約数ペア:

[(1, 21619962), (2, 10809981), (3, 7206654), (6, 3603327), (7, 3088566), (9, 2402218), (13, 1663074), (14, 1544283), (18, 1201109), (21, 1029522), (26, 831537), (39, 554358), (42, 514761), (63, 343174), (67, 322686), (78, 277179), (91, 237582), (117, 184786), (126, 171587), (134, 161343), (182, 118791), (197, 109746), (201, 107562), (234, 92393), (273, 79194), (394, 54873), (402, 53781), (469, 46098), (546, 39597), (591, 36582), (603, 35854), (819, 26398), (871, 24822), (938, 23049), (1182, 18291), (1206, 17927), (1379, 15678), (1407, 15366), (1638, 13199), (1742, 12411), (1773, 12194), (2561, 8442), (2613, 8274), (2758, 7839), (2814, 7683), (3546, 6097), (4137, 5226), (4221, 5122)]