21902256

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:443

約数の個数: 120

約数和(自身を含む): 67897440

約数和(自身を除く): 45995184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 23, 24, 34, 36, 46, 48, 51, 68, 69, 72, 92, 102, 136, 138, 144, 153, 184, 204, 207, 272, 276, 306, 368, 389, 391, 408, 414, 552, 612, 778, 782, 816, 828, 1104, 1167, 1173, 1224, 1556, 1564, 1656, 2334, 2346, 2448, 3112, 3128, 3312, 3501, 3519, 4668, 4692, 6224, 6256, 6613, 7002, 7038, 8947, 9336, 9384, 13226, 14004, 14076, 17894, 18672, 18768, 19839, 26452, 26841, 28008, 28152, 35788, 39678, 52904, 53682, 56016, 56304, 59517, 71576, 79356, 80523, 105808, 107364, 119034, 143152, 152099, 158712, 161046, 214728, 238068, 304198, 317424, 322092, 429456, 456297, 476136, 608396, 644184, 912594, 952272, 1216792, 1288368, 1368891, 1825188, 2433584, 2737782, 3650376, 5475564, 7300752, 10951128, 21902256]

約数ペア:

[(1, 21902256), (2, 10951128), (3, 7300752), (4, 5475564), (6, 3650376), (8, 2737782), (9, 2433584), (12, 1825188), (16, 1368891), (17, 1288368), (18, 1216792), (23, 952272), (24, 912594), (34, 644184), (36, 608396), (46, 476136), (48, 456297), (51, 429456), (68, 322092), (69, 317424), (72, 304198), (92, 238068), (102, 214728), (136, 161046), (138, 158712), (144, 152099), (153, 143152), (184, 119034), (204, 107364), (207, 105808), (272, 80523), (276, 79356), (306, 71576), (368, 59517), (389, 56304), (391, 56016), (408, 53682), (414, 52904), (552, 39678), (612, 35788), (778, 28152), (782, 28008), (816, 26841), (828, 26452), (1104, 19839), (1167, 18768), (1173, 18672), (1224, 17894), (1556, 14076), (1564, 14004), (1656, 13226), (2334, 9384), (2346, 9336), (2448, 8947), (3112, 7038), (3128, 7002), (3312, 6613), (3501, 6256), (3519, 6224), (4668, 4692)]