21463344

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:327

約数の個数: 120

約数和(自身を含む): 69638400

約数和(自身を除く): 48175056

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 107, 112, 126, 144, 168, 199, 214, 252, 321, 336, 398, 428, 504, 597, 642, 749, 796, 856, 963, 1008, 1194, 1284, 1393, 1498, 1592, 1712, 1791, 1926, 2247, 2388, 2568, 2786, 2996, 3184, 3582, 3852, 4179, 4494, 4776, 5136, 5572, 5992, 6741, 7164, 7704, 8358, 8988, 9552, 11144, 11984, 12537, 13482, 14328, 15408, 16716, 17976, 21293, 22288, 25074, 26964, 28656, 33432, 35952, 42586, 50148, 53928, 63879, 66864, 85172, 100296, 107856, 127758, 149051, 170344, 191637, 200592, 255516, 298102, 340688, 383274, 447153, 511032, 596204, 766548, 894306, 1022064, 1192408, 1341459, 1533096, 1788612, 2384816, 2682918, 3066192, 3577224, 5365836, 7154448, 10731672, 21463344]

約数ペア:

[(1, 21463344), (2, 10731672), (3, 7154448), (4, 5365836), (6, 3577224), (7, 3066192), (8, 2682918), (9, 2384816), (12, 1788612), (14, 1533096), (16, 1341459), (18, 1192408), (21, 1022064), (24, 894306), (28, 766548), (36, 596204), (42, 511032), (48, 447153), (56, 383274), (63, 340688), (72, 298102), (84, 255516), (107, 200592), (112, 191637), (126, 170344), (144, 149051), (168, 127758), (199, 107856), (214, 100296), (252, 85172), (321, 66864), (336, 63879), (398, 53928), (428, 50148), (504, 42586), (597, 35952), (642, 33432), (749, 28656), (796, 26964), (856, 25074), (963, 22288), (1008, 21293), (1194, 17976), (1284, 16716), (1393, 15408), (1498, 14328), (1592, 13482), (1712, 12537), (1791, 11984), (1926, 11144), (2247, 9552), (2388, 8988), (2568, 8358), (2786, 7704), (2996, 7164), (3184, 6741), (3582, 5992), (3852, 5572), (4179, 5136), (4494, 4776)]