21102290638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{19463}}^1$

素因数の和:19729

約数の個数: 64

約数和(自身を含む): 39553339392

約数和(自身を除く): 18451048754

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 221, 223, 286, 374, 442, 446, 2431, 2453, 2899, 3791, 4862, 4906, 5798, 7582, 19463, 31889, 38926, 41701, 49283, 63778, 83402, 98566, 214093, 253019, 330871, 428186, 506038, 542113, 661742, 1084226, 2783209, 3639581, 4301323, 4340249, 5566418, 7279162, 8602646, 8680498, 47314553, 47742739, 56423237, 73784233, 94629106, 95485478, 112846474, 147568466, 620655607, 811626563, 959195029, 1241311214, 1623253126, 1918390058, 10551145319, 21102290638]

約数ペア:

[(1, 21102290638), (2, 10551145319), (11, 1918390058), (13, 1623253126), (17, 1241311214), (22, 959195029), (26, 811626563), (34, 620655607), (143, 147568466), (187, 112846474), (221, 95485478), (223, 94629106), (286, 73784233), (374, 56423237), (442, 47742739), (446, 47314553), (2431, 8680498), (2453, 8602646), (2899, 7279162), (3791, 5566418), (4862, 4340249), (4906, 4301323), (5798, 3639581), (7582, 2783209), (19463, 1084226), (31889, 661742), (38926, 542113), (41701, 506038), (49283, 428186), (63778, 330871), (83402, 253019), (98566, 214093)]