21615048

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3299}}^1$

素因数の和:3331

約数の個数: 96

約数和(自身を含む): 72072000

約数和(自身を除く): 50456952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 63, 72, 78, 84, 91, 104, 117, 126, 156, 168, 182, 234, 252, 273, 312, 364, 468, 504, 546, 728, 819, 936, 1092, 1638, 2184, 3276, 3299, 6552, 6598, 9897, 13196, 19794, 23093, 26392, 29691, 39588, 42887, 46186, 59382, 69279, 79176, 85774, 92372, 118764, 128661, 138558, 171548, 184744, 207837, 237528, 257322, 277116, 300209, 343096, 385983, 415674, 514644, 554232, 600418, 771966, 831348, 900627, 1029288, 1200836, 1543932, 1662696, 1801254, 2401672, 2701881, 3087864, 3602508, 5403762, 7205016, 10807524, 21615048]

約数ペア:

[(1, 21615048), (2, 10807524), (3, 7205016), (4, 5403762), (6, 3602508), (7, 3087864), (8, 2701881), (9, 2401672), (12, 1801254), (13, 1662696), (14, 1543932), (18, 1200836), (21, 1029288), (24, 900627), (26, 831348), (28, 771966), (36, 600418), (39, 554232), (42, 514644), (52, 415674), (56, 385983), (63, 343096), (72, 300209), (78, 277116), (84, 257322), (91, 237528), (104, 207837), (117, 184744), (126, 171548), (156, 138558), (168, 128661), (182, 118764), (234, 92372), (252, 85774), (273, 79176), (312, 69279), (364, 59382), (468, 46186), (504, 42887), (546, 39588), (728, 29691), (819, 26392), (936, 23093), (1092, 19794), (1638, 13196), (2184, 9897), (3276, 6598), (3299, 6552)]