21560112

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:387

約数の個数: 120

約数和(自身を含む): 70141344

約数和(自身を除く): 48581232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 73, 84, 112, 126, 144, 146, 168, 219, 252, 292, 293, 336, 438, 504, 511, 584, 586, 657, 876, 879, 1008, 1022, 1168, 1172, 1314, 1533, 1752, 1758, 2044, 2051, 2344, 2628, 2637, 3066, 3504, 3516, 4088, 4102, 4599, 4688, 5256, 5274, 6132, 6153, 7032, 8176, 8204, 9198, 10512, 10548, 12264, 12306, 14064, 16408, 18396, 18459, 21096, 21389, 24528, 24612, 32816, 36792, 36918, 42192, 42778, 49224, 64167, 73584, 73836, 85556, 98448, 128334, 147672, 149723, 171112, 192501, 256668, 295344, 299446, 342224, 385002, 449169, 513336, 598892, 770004, 898338, 1026672, 1197784, 1347507, 1540008, 1796676, 2395568, 2695014, 3080016, 3593352, 5390028, 7186704, 10780056, 21560112]

約数ペア:

[(1, 21560112), (2, 10780056), (3, 7186704), (4, 5390028), (6, 3593352), (7, 3080016), (8, 2695014), (9, 2395568), (12, 1796676), (14, 1540008), (16, 1347507), (18, 1197784), (21, 1026672), (24, 898338), (28, 770004), (36, 598892), (42, 513336), (48, 449169), (56, 385002), (63, 342224), (72, 299446), (73, 295344), (84, 256668), (112, 192501), (126, 171112), (144, 149723), (146, 147672), (168, 128334), (219, 98448), (252, 85556), (292, 73836), (293, 73584), (336, 64167), (438, 49224), (504, 42778), (511, 42192), (584, 36918), (586, 36792), (657, 32816), (876, 24612), (879, 24528), (1008, 21389), (1022, 21096), (1168, 18459), (1172, 18396), (1314, 16408), (1533, 14064), (1752, 12306), (1758, 12264), (2044, 10548), (2051, 10512), (2344, 9198), (2628, 8204), (2637, 8176), (3066, 7032), (3504, 6153), (3516, 6132), (4088, 5274), (4102, 5256), (4599, 4688)]