21215094176

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{214069}}^1$

素因数の和:214261

約数の個数: 48

約数和(自身を含む): 44235424800

約数和(自身を除く): 23020330624

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 163, 304, 326, 608, 652, 1304, 2608, 3097, 5216, 6194, 12388, 24776, 49552, 99104, 214069, 428138, 856276, 1712552, 3425104, 4067311, 6850208, 8134622, 16269244, 32538488, 34893247, 65076976, 69786494, 130153952, 139572988, 279145976, 558291952, 662971693, 1116583904, 1325943386, 2651886772, 5303773544, 10607547088, 21215094176]

約数ペア:

[(1, 21215094176), (2, 10607547088), (4, 5303773544), (8, 2651886772), (16, 1325943386), (19, 1116583904), (32, 662971693), (38, 558291952), (76, 279145976), (152, 139572988), (163, 130153952), (304, 69786494), (326, 65076976), (608, 34893247), (652, 32538488), (1304, 16269244), (2608, 8134622), (3097, 6850208), (5216, 4067311), (6194, 3425104), (12388, 1712552), (24776, 856276), (49552, 428138), (99104, 214069)]