21487437636

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{97523}}^1$

素因数の和:97641

約数の個数: 96

約数和(自身を含む): 59594185728

約数和(自身を除く): 38106748092

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 61, 84, 86, 122, 129, 172, 183, 244, 258, 301, 366, 427, 516, 602, 732, 854, 903, 1204, 1281, 1708, 1806, 2562, 2623, 3612, 5124, 5246, 7869, 10492, 15738, 18361, 31476, 36722, 55083, 73444, 97523, 110166, 195046, 220332, 292569, 390092, 585138, 682661, 1170276, 1365322, 2047983, 2730644, 4095966, 4193489, 5948903, 8191932, 8386978, 11897806, 12580467, 16773956, 17846709, 23795612, 25160934, 29354423, 35693418, 41642321, 50321868, 58708846, 71386836, 83284642, 88063269, 117417692, 124926963, 166569284, 176126538, 249853926, 255802829, 352253076, 499707852, 511605658, 767408487, 1023211316, 1534816974, 1790619803, 3069633948, 3581239606, 5371859409, 7162479212, 10743718818, 21487437636]

約数ペア:

[(1, 21487437636), (2, 10743718818), (3, 7162479212), (4, 5371859409), (6, 3581239606), (7, 3069633948), (12, 1790619803), (14, 1534816974), (21, 1023211316), (28, 767408487), (42, 511605658), (43, 499707852), (61, 352253076), (84, 255802829), (86, 249853926), (122, 176126538), (129, 166569284), (172, 124926963), (183, 117417692), (244, 88063269), (258, 83284642), (301, 71386836), (366, 58708846), (427, 50321868), (516, 41642321), (602, 35693418), (732, 29354423), (854, 25160934), (903, 23795612), (1204, 17846709), (1281, 16773956), (1708, 12580467), (1806, 11897806), (2562, 8386978), (2623, 8191932), (3612, 5948903), (5124, 4193489), (5246, 4095966), (7869, 2730644), (10492, 2047983), (15738, 1365322), (18361, 1170276), (31476, 682661), (36722, 585138), (55083, 390092), (73444, 292569), (97523, 220332), (110166, 195046)]