21432012

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:196

約数の個数: 96

約数和(自身を含む): 60211200

約数和(自身を除く): 38779188

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 49, 82, 84, 98, 123, 127, 147, 164, 196, 246, 254, 287, 294, 343, 381, 492, 508, 574, 588, 686, 762, 861, 889, 1029, 1148, 1372, 1524, 1722, 1778, 2009, 2058, 2667, 3444, 3556, 4018, 4116, 5207, 5334, 6027, 6223, 8036, 10414, 10668, 12054, 12446, 14063, 15621, 18669, 20828, 24108, 24892, 28126, 31242, 36449, 37338, 42189, 43561, 56252, 62484, 72898, 74676, 84378, 87122, 109347, 130683, 145796, 168756, 174244, 218694, 255143, 261366, 437388, 510286, 522732, 765429, 1020572, 1530858, 1786001, 3061716, 3572002, 5358003, 7144004, 10716006, 21432012]

約数ペア:

[(1, 21432012), (2, 10716006), (3, 7144004), (4, 5358003), (6, 3572002), (7, 3061716), (12, 1786001), (14, 1530858), (21, 1020572), (28, 765429), (41, 522732), (42, 510286), (49, 437388), (82, 261366), (84, 255143), (98, 218694), (123, 174244), (127, 168756), (147, 145796), (164, 130683), (196, 109347), (246, 87122), (254, 84378), (287, 74676), (294, 72898), (343, 62484), (381, 56252), (492, 43561), (508, 42189), (574, 37338), (588, 36449), (686, 31242), (762, 28126), (861, 24892), (889, 24108), (1029, 20828), (1148, 18669), (1372, 15621), (1524, 14063), (1722, 12446), (1778, 12054), (2009, 10668), (2058, 10414), (2667, 8036), (3444, 6223), (3556, 6027), (4018, 5334), (4116, 5207)]