21864168

素因数分解:

$2^3\times 3^6\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:210

約数の個数: 112

約数和(自身を含む): 64530720

約数和(自身を除く): 42666552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 81, 92, 108, 138, 162, 163, 184, 207, 216, 243, 276, 324, 326, 414, 486, 489, 552, 621, 648, 652, 729, 828, 972, 978, 1242, 1304, 1458, 1467, 1656, 1863, 1944, 1956, 2484, 2916, 2934, 3726, 3749, 3912, 4401, 4968, 5589, 5832, 5868, 7452, 7498, 8802, 11178, 11247, 11736, 13203, 14904, 14996, 16767, 17604, 22356, 22494, 26406, 29992, 33534, 33741, 35208, 39609, 44712, 44988, 52812, 67068, 67482, 79218, 89976, 101223, 105624, 118827, 134136, 134964, 158436, 202446, 237654, 269928, 303669, 316872, 404892, 475308, 607338, 809784, 911007, 950616, 1214676, 1822014, 2429352, 2733021, 3644028, 5466042, 7288056, 10932084, 21864168]

約数ペア:

[(1, 21864168), (2, 10932084), (3, 7288056), (4, 5466042), (6, 3644028), (8, 2733021), (9, 2429352), (12, 1822014), (18, 1214676), (23, 950616), (24, 911007), (27, 809784), (36, 607338), (46, 475308), (54, 404892), (69, 316872), (72, 303669), (81, 269928), (92, 237654), (108, 202446), (138, 158436), (162, 134964), (163, 134136), (184, 118827), (207, 105624), (216, 101223), (243, 89976), (276, 79218), (324, 67482), (326, 67068), (414, 52812), (486, 44988), (489, 44712), (552, 39609), (621, 35208), (648, 33741), (652, 33534), (729, 29992), (828, 26406), (972, 22494), (978, 22356), (1242, 17604), (1304, 16767), (1458, 14996), (1467, 14904), (1656, 13203), (1863, 11736), (1944, 11247), (1956, 11178), (2484, 8802), (2916, 7498), (2934, 7452), (3726, 5868), (3749, 5832), (3912, 5589), (4401, 4968)]