21030648

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1229}}^1$

素因数の和:1292

約数の個数: 64

約数和(自身を含む): 56678400

約数和(自身を除く): 35647752

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 31, 46, 62, 69, 92, 93, 124, 138, 184, 186, 248, 276, 372, 552, 713, 744, 1229, 1426, 2139, 2458, 2852, 3687, 4278, 4916, 5704, 7374, 8556, 9832, 14748, 17112, 28267, 29496, 38099, 56534, 76198, 84801, 113068, 114297, 152396, 169602, 226136, 228594, 304792, 339204, 457188, 678408, 876277, 914376, 1752554, 2628831, 3505108, 5257662, 7010216, 10515324, 21030648]

約数ペア:

[(1, 21030648), (2, 10515324), (3, 7010216), (4, 5257662), (6, 3505108), (8, 2628831), (12, 1752554), (23, 914376), (24, 876277), (31, 678408), (46, 457188), (62, 339204), (69, 304792), (92, 228594), (93, 226136), (124, 169602), (138, 152396), (184, 114297), (186, 113068), (248, 84801), (276, 76198), (372, 56534), (552, 38099), (713, 29496), (744, 28267), (1229, 17112), (1426, 14748), (2139, 9832), (2458, 8556), (2852, 7374), (3687, 5704), (4278, 4916)]