21935934

素因数分解:

$2^1\times 3^4\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:171

約数の個数: 80

約数和(自身を含む): 52132608

約数和(自身を除く): 30196674

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 47, 54, 67, 81, 86, 94, 129, 134, 141, 162, 201, 258, 282, 387, 402, 423, 603, 774, 846, 1161, 1206, 1269, 1809, 2021, 2322, 2538, 2881, 3149, 3483, 3618, 3807, 4042, 5427, 5762, 6063, 6298, 6966, 7614, 8643, 9447, 10854, 12126, 17286, 18189, 18894, 25929, 28341, 36378, 51858, 54567, 56682, 77787, 85023, 109134, 135407, 155574, 163701, 170046, 233361, 255069, 270814, 327402, 406221, 466722, 510138, 812442, 1218663, 2437326, 3655989, 7311978, 10967967, 21935934]

約数ペア:

[(1, 21935934), (2, 10967967), (3, 7311978), (6, 3655989), (9, 2437326), (18, 1218663), (27, 812442), (43, 510138), (47, 466722), (54, 406221), (67, 327402), (81, 270814), (86, 255069), (94, 233361), (129, 170046), (134, 163701), (141, 155574), (162, 135407), (201, 109134), (258, 85023), (282, 77787), (387, 56682), (402, 54567), (423, 51858), (603, 36378), (774, 28341), (846, 25929), (1161, 18894), (1206, 18189), (1269, 17286), (1809, 12126), (2021, 10854), (2322, 9447), (2538, 8643), (2881, 7614), (3149, 6966), (3483, 6298), (3618, 6063), (3807, 5762), (4042, 5427)]