21171166744

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{769}}^1\times {\mathrm{2909}}^1$

素因数の和:3717

約数の個数: 96

約数和(自身を含む): 49205772000

約数和(自身を除く): 28034605256

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 769, 1183, 1352, 1538, 2366, 2909, 3076, 4732, 5383, 5818, 6152, 9464, 9997, 10766, 11636, 19994, 20363, 21532, 23272, 37817, 39988, 40726, 43064, 69979, 75634, 79976, 81452, 129961, 139958, 151268, 162904, 259922, 264719, 279916, 302536, 491621, 519844, 529438, 559832, 909727, 983242, 1039688, 1058876, 1819454, 1966484, 2117752, 2237021, 3441347, 3638908, 3932968, 4474042, 6882694, 7277816, 8948084, 13765388, 15659147, 17896168, 27530776, 29081273, 31318294, 58162546, 62636588, 116325092, 125273176, 203568911, 232650184, 378056549, 407137822, 756113098, 814275644, 1512226196, 1628551288, 2646395843, 3024452392, 5292791686, 10585583372, 21171166744]

約数ペア:

[(1, 21171166744), (2, 10585583372), (4, 5292791686), (7, 3024452392), (8, 2646395843), (13, 1628551288), (14, 1512226196), (26, 814275644), (28, 756113098), (52, 407137822), (56, 378056549), (91, 232650184), (104, 203568911), (169, 125273176), (182, 116325092), (338, 62636588), (364, 58162546), (676, 31318294), (728, 29081273), (769, 27530776), (1183, 17896168), (1352, 15659147), (1538, 13765388), (2366, 8948084), (2909, 7277816), (3076, 6882694), (4732, 4474042), (5383, 3932968), (5818, 3638908), (6152, 3441347), (9464, 2237021), (9997, 2117752), (10766, 1966484), (11636, 1819454), (19994, 1058876), (20363, 1039688), (21532, 983242), (23272, 909727), (37817, 559832), (39988, 529438), (40726, 519844), (43064, 491621), (69979, 302536), (75634, 279916), (79976, 264719), (81452, 259922), (129961, 162904), (139958, 151268)]