21771175688

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{132499}}^1$

素因数の和:132594

約数の個数: 64

約数和(自身を含む): 45792000000

約数和(自身を除く): 24020824312

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 47, 76, 92, 94, 152, 184, 188, 376, 437, 874, 893, 1081, 1748, 1786, 2162, 3496, 3572, 4324, 7144, 8648, 20539, 41078, 82156, 132499, 164312, 264998, 529996, 1059992, 2517481, 3047477, 5034962, 6094954, 6227453, 10069924, 12189908, 12454906, 20139848, 24379816, 24909812, 49819624, 57902063, 115804126, 118321607, 143231419, 231608252, 236643214, 286462838, 463216504, 473286428, 572925676, 946572856, 1145851352, 2721396961, 5442793922, 10885587844, 21771175688]

約数ペア:

[(1, 21771175688), (2, 10885587844), (4, 5442793922), (8, 2721396961), (19, 1145851352), (23, 946572856), (38, 572925676), (46, 473286428), (47, 463216504), (76, 286462838), (92, 236643214), (94, 231608252), (152, 143231419), (184, 118321607), (188, 115804126), (376, 57902063), (437, 49819624), (874, 24909812), (893, 24379816), (1081, 20139848), (1748, 12454906), (1786, 12189908), (2162, 10069924), (3496, 6227453), (3572, 6094954), (4324, 5034962), (7144, 3047477), (8648, 2517481), (20539, 1059992), (41078, 529996), (82156, 264998), (132499, 164312)]