21931360

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{733}}^1$

素因数の和:776

約数の個数: 96

約数和(自身を含む): 59929632

約数和(自身を除く): 37998272

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 340, 352, 374, 440, 544, 680, 733, 748, 880, 935, 1360, 1466, 1496, 1760, 1870, 2720, 2932, 2992, 3665, 3740, 5864, 5984, 7330, 7480, 8063, 11728, 12461, 14660, 14960, 16126, 23456, 24922, 29320, 29920, 32252, 40315, 49844, 58640, 62305, 64504, 80630, 99688, 117280, 124610, 129008, 137071, 161260, 199376, 249220, 258016, 274142, 322520, 398752, 498440, 548284, 645040, 685355, 996880, 1096568, 1290080, 1370710, 1993760, 2193136, 2741420, 4386272, 5482840, 10965680, 21931360]

約数ペア:

[(1, 21931360), (2, 10965680), (4, 5482840), (5, 4386272), (8, 2741420), (10, 2193136), (11, 1993760), (16, 1370710), (17, 1290080), (20, 1096568), (22, 996880), (32, 685355), (34, 645040), (40, 548284), (44, 498440), (55, 398752), (68, 322520), (80, 274142), (85, 258016), (88, 249220), (110, 199376), (136, 161260), (160, 137071), (170, 129008), (176, 124610), (187, 117280), (220, 99688), (272, 80630), (340, 64504), (352, 62305), (374, 58640), (440, 49844), (544, 40315), (680, 32252), (733, 29920), (748, 29320), (880, 24922), (935, 23456), (1360, 16126), (1466, 14960), (1496, 14660), (1760, 12461), (1870, 11728), (2720, 8063), (2932, 7480), (2992, 7330), (3665, 5984), (3740, 5864)]