21268656

素因数分解:

$2^4\times 3^4\times {\mathrm{16411}}^1$

素因数の和:16431

約数の個数: 50

約数和(自身を含む): 61561412

約数和(自身を除く): 40292756

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 16411, 32822, 49233, 65644, 98466, 131288, 147699, 196932, 262576, 295398, 393864, 443097, 590796, 787728, 886194, 1181592, 1329291, 1772388, 2363184, 2658582, 3544776, 5317164, 7089552, 10634328, 21268656]

約数ペア:

[(1, 21268656), (2, 10634328), (3, 7089552), (4, 5317164), (6, 3544776), (8, 2658582), (9, 2363184), (12, 1772388), (16, 1329291), (18, 1181592), (24, 886194), (27, 787728), (36, 590796), (48, 443097), (54, 393864), (72, 295398), (81, 262576), (108, 196932), (144, 147699), (162, 131288), (216, 98466), (324, 65644), (432, 49233), (648, 32822), (1296, 16411)]