21737352

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:335

約数の個数: 128

約数和(自身を含む): 68947200

約数和(自身を除く): 47209848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 37, 39, 42, 52, 56, 74, 78, 84, 91, 104, 111, 148, 156, 168, 182, 222, 259, 269, 273, 296, 312, 364, 444, 481, 518, 538, 546, 728, 777, 807, 888, 962, 1036, 1076, 1092, 1443, 1554, 1614, 1883, 1924, 2072, 2152, 2184, 2886, 3108, 3228, 3367, 3497, 3766, 3848, 5649, 5772, 6216, 6456, 6734, 6994, 7532, 9953, 10101, 10491, 11298, 11544, 13468, 13988, 15064, 19906, 20202, 20982, 22596, 24479, 26936, 27976, 29859, 39812, 40404, 41964, 45192, 48958, 59718, 69671, 73437, 79624, 80808, 83928, 97916, 119436, 129389, 139342, 146874, 195832, 209013, 238872, 258778, 278684, 293748, 388167, 418026, 517556, 557368, 587496, 776334, 836052, 905723, 1035112, 1552668, 1672104, 1811446, 2717169, 3105336, 3622892, 5434338, 7245784, 10868676, 21737352]

約数ペア:

[(1, 21737352), (2, 10868676), (3, 7245784), (4, 5434338), (6, 3622892), (7, 3105336), (8, 2717169), (12, 1811446), (13, 1672104), (14, 1552668), (21, 1035112), (24, 905723), (26, 836052), (28, 776334), (37, 587496), (39, 557368), (42, 517556), (52, 418026), (56, 388167), (74, 293748), (78, 278684), (84, 258778), (91, 238872), (104, 209013), (111, 195832), (148, 146874), (156, 139342), (168, 129389), (182, 119436), (222, 97916), (259, 83928), (269, 80808), (273, 79624), (296, 73437), (312, 69671), (364, 59718), (444, 48958), (481, 45192), (518, 41964), (538, 40404), (546, 39812), (728, 29859), (777, 27976), (807, 26936), (888, 24479), (962, 22596), (1036, 20982), (1076, 20202), (1092, 19906), (1443, 15064), (1554, 13988), (1614, 13468), (1883, 11544), (1924, 11298), (2072, 10491), (2152, 10101), (2184, 9953), (2886, 7532), (3108, 6994), (3228, 6734), (3367, 6456), (3497, 6216), (3766, 5772), (3848, 5649)]