21006384

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{619}}^1$

素因数の和:738

約数の個数: 80

約数和(自身を含む): 62734080

約数和(自身を除く): 41727696

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 101, 112, 168, 202, 303, 336, 404, 606, 619, 707, 808, 1212, 1238, 1414, 1616, 1857, 2121, 2424, 2476, 2828, 3714, 4242, 4333, 4848, 4952, 5656, 7428, 8484, 8666, 9904, 11312, 12999, 14856, 16968, 17332, 25998, 29712, 33936, 34664, 51996, 62519, 69328, 103992, 125038, 187557, 207984, 250076, 375114, 437633, 500152, 750228, 875266, 1000304, 1312899, 1500456, 1750532, 2625798, 3000912, 3501064, 5251596, 7002128, 10503192, 21006384]

約数ペア:

[(1, 21006384), (2, 10503192), (3, 7002128), (4, 5251596), (6, 3501064), (7, 3000912), (8, 2625798), (12, 1750532), (14, 1500456), (16, 1312899), (21, 1000304), (24, 875266), (28, 750228), (42, 500152), (48, 437633), (56, 375114), (84, 250076), (101, 207984), (112, 187557), (168, 125038), (202, 103992), (303, 69328), (336, 62519), (404, 51996), (606, 34664), (619, 33936), (707, 29712), (808, 25998), (1212, 17332), (1238, 16968), (1414, 14856), (1616, 12999), (1857, 11312), (2121, 9904), (2424, 8666), (2476, 8484), (2828, 7428), (3714, 5656), (4242, 4952), (4333, 4848)]