21986999936

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{2309}}^1\times {\mathrm{6763}}^1$

素因数の和:9097

約数の個数: 64

約数和(自身を含む): 47812010400

約数和(自身を除く): 25825010464

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 2309, 4618, 6763, 9236, 13526, 18472, 25399, 27052, 36944, 50798, 54104, 73888, 74393, 101596, 108208, 147776, 148786, 203192, 216416, 295552, 297572, 406384, 432832, 595144, 812768, 865664, 1190288, 1625536, 2380576, 3251072, 4761152, 9522304, 15615767, 31231534, 62463068, 124926136, 171773437, 249852272, 343546874, 499704544, 687093748, 999409088, 1374187496, 1998818176, 2748374992, 5496749984, 10993499968, 21986999936]

約数ペア:

[(1, 21986999936), (2, 10993499968), (4, 5496749984), (8, 2748374992), (11, 1998818176), (16, 1374187496), (22, 999409088), (32, 687093748), (44, 499704544), (64, 343546874), (88, 249852272), (128, 171773437), (176, 124926136), (352, 62463068), (704, 31231534), (1408, 15615767), (2309, 9522304), (4618, 4761152), (6763, 3251072), (9236, 2380576), (13526, 1625536), (18472, 1190288), (25399, 865664), (27052, 812768), (36944, 595144), (50798, 432832), (54104, 406384), (73888, 297572), (74393, 295552), (101596, 216416), (108208, 203192), (147776, 148786)]