21308544

素因数分解:

$2^7\times 3^2\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:422

約数の個数: 96

約数和(自身を含む): 62653500

約数和(自身を除く): 41344956

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 64, 72, 96, 106, 128, 144, 159, 192, 212, 288, 318, 349, 384, 424, 477, 576, 636, 698, 848, 954, 1047, 1152, 1272, 1396, 1696, 1908, 2094, 2544, 2792, 3141, 3392, 3816, 4188, 5088, 5584, 6282, 6784, 7632, 8376, 10176, 11168, 12564, 15264, 16752, 18497, 20352, 22336, 25128, 30528, 33504, 36994, 44672, 50256, 55491, 61056, 67008, 73988, 100512, 110982, 134016, 147976, 166473, 201024, 221964, 295952, 332946, 402048, 443928, 591904, 665892, 887856, 1183808, 1331784, 1775712, 2367616, 2663568, 3551424, 5327136, 7102848, 10654272, 21308544]

約数ペア:

[(1, 21308544), (2, 10654272), (3, 7102848), (4, 5327136), (6, 3551424), (8, 2663568), (9, 2367616), (12, 1775712), (16, 1331784), (18, 1183808), (24, 887856), (32, 665892), (36, 591904), (48, 443928), (53, 402048), (64, 332946), (72, 295952), (96, 221964), (106, 201024), (128, 166473), (144, 147976), (159, 134016), (192, 110982), (212, 100512), (288, 73988), (318, 67008), (349, 61056), (384, 55491), (424, 50256), (477, 44672), (576, 36994), (636, 33504), (698, 30528), (848, 25128), (954, 22336), (1047, 20352), (1152, 18497), (1272, 16752), (1396, 15264), (1696, 12564), (1908, 11168), (2094, 10176), (2544, 8376), (2792, 7632), (3141, 6784), (3392, 6282), (3816, 5584), (4188, 5088)]