21443771168

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{53}}^2\times {\mathrm{14033}}^1$

素因数の和:14166

約数の個数: 72

約数和(自身を含む): 45563373828

約数和(自身を除く): 24119602660

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 53, 68, 106, 136, 212, 272, 424, 544, 848, 901, 1696, 1802, 2809, 3604, 5618, 7208, 11236, 14033, 14416, 22472, 28066, 28832, 44944, 47753, 56132, 89888, 95506, 112264, 191012, 224528, 238561, 382024, 449056, 477122, 743749, 764048, 954244, 1487498, 1528096, 1908488, 2974996, 3816976, 5949992, 7633952, 11899984, 12643733, 23799968, 25287466, 39418697, 50574932, 78837394, 101149864, 157674788, 202299728, 315349576, 404599456, 630699152, 670117849, 1261398304, 1340235698, 2680471396, 5360942792, 10721885584, 21443771168]

約数ペア:

[(1, 21443771168), (2, 10721885584), (4, 5360942792), (8, 2680471396), (16, 1340235698), (17, 1261398304), (32, 670117849), (34, 630699152), (53, 404599456), (68, 315349576), (106, 202299728), (136, 157674788), (212, 101149864), (272, 78837394), (424, 50574932), (544, 39418697), (848, 25287466), (901, 23799968), (1696, 12643733), (1802, 11899984), (2809, 7633952), (3604, 5949992), (5618, 3816976), (7208, 2974996), (11236, 1908488), (14033, 1528096), (14416, 1487498), (22472, 954244), (28066, 764048), (28832, 743749), (44944, 477122), (47753, 449056), (56132, 382024), (89888, 238561), (95506, 224528), (112264, 191012)]