21522592

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:438

約数の個数: 96

約数和(自身を含む): 55036800

約数和(自身を除く): 33514208

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 224, 247, 266, 304, 364, 389, 416, 494, 532, 608, 728, 778, 988, 1064, 1456, 1556, 1729, 1976, 2128, 2723, 2912, 3112, 3458, 3952, 4256, 5057, 5446, 6224, 6916, 7391, 7904, 10114, 10892, 12448, 13832, 14782, 20228, 21784, 27664, 29564, 35399, 40456, 43568, 51737, 55328, 59128, 70798, 80912, 87136, 96083, 103474, 118256, 141596, 161824, 192166, 206948, 236512, 283192, 384332, 413896, 566384, 672581, 768664, 827792, 1132768, 1345162, 1537328, 1655584, 2690324, 3074656, 5380648, 10761296, 21522592]

約数ペア:

[(1, 21522592), (2, 10761296), (4, 5380648), (7, 3074656), (8, 2690324), (13, 1655584), (14, 1537328), (16, 1345162), (19, 1132768), (26, 827792), (28, 768664), (32, 672581), (38, 566384), (52, 413896), (56, 384332), (76, 283192), (91, 236512), (104, 206948), (112, 192166), (133, 161824), (152, 141596), (182, 118256), (208, 103474), (224, 96083), (247, 87136), (266, 80912), (304, 70798), (364, 59128), (389, 55328), (416, 51737), (494, 43568), (532, 40456), (608, 35399), (728, 29564), (778, 27664), (988, 21784), (1064, 20228), (1456, 14782), (1556, 13832), (1729, 12448), (1976, 10892), (2128, 10114), (2723, 7904), (2912, 7391), (3112, 6916), (3458, 6224), (3952, 5446), (4256, 5057)]