21370608

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:252

約数の個数: 160

約数和(自身を含む): 72376320

約数和(自身を除く): 51005712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 37, 42, 48, 54, 56, 63, 72, 74, 84, 108, 111, 112, 126, 144, 148, 168, 189, 191, 216, 222, 252, 259, 296, 333, 336, 378, 382, 432, 444, 504, 518, 573, 592, 666, 756, 764, 777, 888, 999, 1008, 1036, 1146, 1332, 1337, 1512, 1528, 1554, 1719, 1776, 1998, 2072, 2292, 2331, 2664, 2674, 3024, 3056, 3108, 3438, 3996, 4011, 4144, 4584, 4662, 5157, 5328, 5348, 6216, 6876, 6993, 7067, 7992, 8022, 9168, 9324, 10314, 10696, 12033, 12432, 13752, 13986, 14134, 15984, 16044, 18648, 20628, 21201, 21392, 24066, 27504, 27972, 28268, 32088, 36099, 37296, 41256, 42402, 48132, 49469, 55944, 56536, 63603, 64176, 72198, 82512, 84804, 96264, 98938, 111888, 113072, 127206, 144396, 148407, 169608, 190809, 192528, 197876, 254412, 288792, 296814, 339216, 381618, 395752, 445221, 508824, 577584, 593628, 763236, 791504, 890442, 1017648, 1187256, 1335663, 1526472, 1780884, 2374512, 2671326, 3052944, 3561768, 5342652, 7123536, 10685304, 21370608]

約数ペア:

[(1, 21370608), (2, 10685304), (3, 7123536), (4, 5342652), (6, 3561768), (7, 3052944), (8, 2671326), (9, 2374512), (12, 1780884), (14, 1526472), (16, 1335663), (18, 1187256), (21, 1017648), (24, 890442), (27, 791504), (28, 763236), (36, 593628), (37, 577584), (42, 508824), (48, 445221), (54, 395752), (56, 381618), (63, 339216), (72, 296814), (74, 288792), (84, 254412), (108, 197876), (111, 192528), (112, 190809), (126, 169608), (144, 148407), (148, 144396), (168, 127206), (189, 113072), (191, 111888), (216, 98938), (222, 96264), (252, 84804), (259, 82512), (296, 72198), (333, 64176), (336, 63603), (378, 56536), (382, 55944), (432, 49469), (444, 48132), (504, 42402), (518, 41256), (573, 37296), (592, 36099), (666, 32088), (756, 28268), (764, 27972), (777, 27504), (888, 24066), (999, 21392), (1008, 21201), (1036, 20628), (1146, 18648), (1332, 16044), (1337, 15984), (1512, 14134), (1528, 13986), (1554, 13752), (1719, 12432), (1776, 12033), (1998, 10696), (2072, 10314), (2292, 9324), (2331, 9168), (2664, 8022), (2674, 7992), (3024, 7067), (3056, 6993), (3108, 6876), (3438, 6216), (3996, 5348), (4011, 5328), (4144, 5157), (4584, 4662)]