21262289686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1\times {\mathrm{937}}^1$

素因数の和:1505

約数の個数: 64

約数和(自身を含む): 36437292864

約数和(自身を除く): 15175003178

約数列:

[1, 2, 11, 22, 37, 61, 74, 122, 407, 457, 671, 814, 914, 937, 1342, 1874, 2257, 4514, 5027, 10054, 10307, 16909, 20614, 24827, 27877, 33818, 34669, 49654, 55754, 57157, 69338, 114314, 185999, 306647, 371998, 381359, 428209, 613294, 628727, 762718, 856418, 1031449, 1257454, 2062898, 2114809, 4229618, 4710299, 9420598, 11345939, 15843733, 22691878, 23262899, 26120749, 31687466, 46525798, 52241498, 174281063, 287328239, 348562126, 574656478, 966467713, 1932935426, 10631144843, 21262289686]

約数ペア:

[(1, 21262289686), (2, 10631144843), (11, 1932935426), (22, 966467713), (37, 574656478), (61, 348562126), (74, 287328239), (122, 174281063), (407, 52241498), (457, 46525798), (671, 31687466), (814, 26120749), (914, 23262899), (937, 22691878), (1342, 15843733), (1874, 11345939), (2257, 9420598), (4514, 4710299), (5027, 4229618), (10054, 2114809), (10307, 2062898), (16909, 1257454), (20614, 1031449), (24827, 856418), (27877, 762718), (33818, 628727), (34669, 613294), (49654, 428209), (55754, 381359), (57157, 371998), (69338, 306647), (114314, 185999)]