21334992

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:265

約数の個数: 120

約数和(自身を含む): 65817216

約数和(自身を除く): 44482224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 47, 48, 49, 56, 84, 94, 98, 112, 141, 147, 168, 188, 193, 196, 282, 294, 329, 336, 376, 386, 392, 564, 579, 588, 658, 752, 772, 784, 987, 1128, 1158, 1176, 1316, 1351, 1544, 1974, 2256, 2303, 2316, 2352, 2632, 2702, 3088, 3948, 4053, 4606, 4632, 5264, 5404, 6909, 7896, 8106, 9071, 9212, 9264, 9457, 10808, 13818, 15792, 16212, 18142, 18424, 18914, 21616, 27213, 27636, 28371, 32424, 36284, 36848, 37828, 54426, 55272, 56742, 63497, 64848, 72568, 75656, 108852, 110544, 113484, 126994, 145136, 151312, 190491, 217704, 226968, 253988, 380982, 435408, 444479, 453936, 507976, 761964, 888958, 1015952, 1333437, 1523928, 1777916, 2666874, 3047856, 3555832, 5333748, 7111664, 10667496, 21334992]

約数ペア:

[(1, 21334992), (2, 10667496), (3, 7111664), (4, 5333748), (6, 3555832), (7, 3047856), (8, 2666874), (12, 1777916), (14, 1523928), (16, 1333437), (21, 1015952), (24, 888958), (28, 761964), (42, 507976), (47, 453936), (48, 444479), (49, 435408), (56, 380982), (84, 253988), (94, 226968), (98, 217704), (112, 190491), (141, 151312), (147, 145136), (168, 126994), (188, 113484), (193, 110544), (196, 108852), (282, 75656), (294, 72568), (329, 64848), (336, 63497), (376, 56742), (386, 55272), (392, 54426), (564, 37828), (579, 36848), (588, 36284), (658, 32424), (752, 28371), (772, 27636), (784, 27213), (987, 21616), (1128, 18914), (1158, 18424), (1176, 18142), (1316, 16212), (1351, 15792), (1544, 13818), (1974, 10808), (2256, 9457), (2303, 9264), (2316, 9212), (2352, 9071), (2632, 8106), (2702, 7896), (3088, 6909), (3948, 5404), (4053, 5264), (4606, 4632)]