20211768

素因数分解:

$2^3\times 3^5\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 58509360

約数和(自身を除く): 38297592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 81, 108, 111, 148, 162, 216, 222, 243, 281, 296, 324, 333, 444, 486, 562, 648, 666, 843, 888, 972, 999, 1124, 1332, 1686, 1944, 1998, 2248, 2529, 2664, 2997, 3372, 3996, 5058, 5994, 6744, 7587, 7992, 8991, 10116, 10397, 11988, 15174, 17982, 20232, 20794, 22761, 23976, 30348, 31191, 35964, 41588, 45522, 60696, 62382, 68283, 71928, 83176, 91044, 93573, 124764, 136566, 182088, 187146, 249528, 273132, 280719, 374292, 546264, 561438, 748584, 842157, 1122876, 1684314, 2245752, 2526471, 3368628, 5052942, 6737256, 10105884, 20211768]

約数ペア:

[(1, 20211768), (2, 10105884), (3, 6737256), (4, 5052942), (6, 3368628), (8, 2526471), (9, 2245752), (12, 1684314), (18, 1122876), (24, 842157), (27, 748584), (36, 561438), (37, 546264), (54, 374292), (72, 280719), (74, 273132), (81, 249528), (108, 187146), (111, 182088), (148, 136566), (162, 124764), (216, 93573), (222, 91044), (243, 83176), (281, 71928), (296, 68283), (324, 62382), (333, 60696), (444, 45522), (486, 41588), (562, 35964), (648, 31191), (666, 30348), (843, 23976), (888, 22761), (972, 20794), (999, 20232), (1124, 17982), (1332, 15174), (1686, 11988), (1944, 10397), (1998, 10116), (2248, 8991), (2529, 7992), (2664, 7587), (2997, 6744), (3372, 5994), (3996, 5058)]