21541696

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{827}}^1$

素因数の和:887

約数の個数: 56

約数和(自身を含む): 47951136

約数和(自身を除く): 26409440

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 37, 44, 64, 74, 88, 148, 176, 296, 352, 407, 592, 704, 814, 827, 1184, 1628, 1654, 2368, 3256, 3308, 6512, 6616, 9097, 13024, 13232, 18194, 26048, 26464, 30599, 36388, 52928, 61198, 72776, 122396, 145552, 244792, 291104, 336589, 489584, 582208, 673178, 979168, 1346356, 1958336, 2692712, 5385424, 10770848, 21541696]

約数ペア:

[(1, 21541696), (2, 10770848), (4, 5385424), (8, 2692712), (11, 1958336), (16, 1346356), (22, 979168), (32, 673178), (37, 582208), (44, 489584), (64, 336589), (74, 291104), (88, 244792), (148, 145552), (176, 122396), (296, 72776), (352, 61198), (407, 52928), (592, 36388), (704, 30599), (814, 26464), (827, 26048), (1184, 18194), (1628, 13232), (1654, 13024), (2368, 9097), (3256, 6616), (3308, 6512)]