21386592

素因数分解:

$2^5\times 3^4\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:282

約数の個数: 120

約数和(自身を含む): 64886976

約数和(自身を除く): 43500384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 72, 74, 81, 96, 108, 111, 144, 148, 162, 216, 222, 223, 288, 296, 324, 333, 432, 444, 446, 592, 648, 666, 669, 864, 888, 892, 999, 1184, 1296, 1332, 1338, 1776, 1784, 1998, 2007, 2592, 2664, 2676, 2997, 3552, 3568, 3996, 4014, 5328, 5352, 5994, 6021, 7136, 7992, 8028, 8251, 10656, 10704, 11988, 12042, 15984, 16056, 16502, 18063, 21408, 23976, 24084, 24753, 31968, 32112, 33004, 36126, 47952, 48168, 49506, 64224, 66008, 72252, 74259, 95904, 96336, 99012, 132016, 144504, 148518, 192672, 198024, 222777, 264032, 289008, 297036, 396048, 445554, 578016, 594072, 668331, 792096, 891108, 1188144, 1336662, 1782216, 2376288, 2673324, 3564432, 5346648, 7128864, 10693296, 21386592]

約数ペア:

[(1, 21386592), (2, 10693296), (3, 7128864), (4, 5346648), (6, 3564432), (8, 2673324), (9, 2376288), (12, 1782216), (16, 1336662), (18, 1188144), (24, 891108), (27, 792096), (32, 668331), (36, 594072), (37, 578016), (48, 445554), (54, 396048), (72, 297036), (74, 289008), (81, 264032), (96, 222777), (108, 198024), (111, 192672), (144, 148518), (148, 144504), (162, 132016), (216, 99012), (222, 96336), (223, 95904), (288, 74259), (296, 72252), (324, 66008), (333, 64224), (432, 49506), (444, 48168), (446, 47952), (592, 36126), (648, 33004), (666, 32112), (669, 31968), (864, 24753), (888, 24084), (892, 23976), (999, 21408), (1184, 18063), (1296, 16502), (1332, 16056), (1338, 15984), (1776, 12042), (1784, 11988), (1998, 10704), (2007, 10656), (2592, 8251), (2664, 8028), (2676, 7992), (2997, 7136), (3552, 6021), (3568, 5994), (3996, 5352), (4014, 5328)]