21284544

素因数分解:

$2^6\times 3^1\times {\mathrm{17}}^1\times {\mathrm{6521}}^1$

素因数の和:6553

約数の個数: 56

約数和(自身を含む): 59637168

約数和(自身を除く): 38352624

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 136, 192, 204, 272, 408, 544, 816, 1088, 1632, 3264, 6521, 13042, 19563, 26084, 39126, 52168, 78252, 104336, 110857, 156504, 208672, 221714, 313008, 332571, 417344, 443428, 626016, 665142, 886856, 1252032, 1330284, 1773712, 2660568, 3547424, 5321136, 7094848, 10642272, 21284544]

約数ペア:

[(1, 21284544), (2, 10642272), (3, 7094848), (4, 5321136), (6, 3547424), (8, 2660568), (12, 1773712), (16, 1330284), (17, 1252032), (24, 886856), (32, 665142), (34, 626016), (48, 443428), (51, 417344), (64, 332571), (68, 313008), (96, 221714), (102, 208672), (136, 156504), (192, 110857), (204, 104336), (272, 78252), (408, 52168), (544, 39126), (816, 26084), (1088, 19563), (1632, 13042), (3264, 6521)]