21124194

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5527}}^1$

素因数の和:5559

約数の個数: 48

約数和(自身を含む): 52936128

約数和(自身を除く): 31811934

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 546, 637, 1274, 1911, 3822, 5527, 11054, 16581, 33162, 38689, 71851, 77378, 116067, 143702, 215553, 232134, 270823, 431106, 502957, 541646, 812469, 1005914, 1508871, 1624938, 3017742, 3520699, 7041398, 10562097, 21124194]

約数ペア:

[(1, 21124194), (2, 10562097), (3, 7041398), (6, 3520699), (7, 3017742), (13, 1624938), (14, 1508871), (21, 1005914), (26, 812469), (39, 541646), (42, 502957), (49, 431106), (78, 270823), (91, 232134), (98, 215553), (147, 143702), (182, 116067), (273, 77378), (294, 71851), (546, 38689), (637, 33162), (1274, 16581), (1911, 11054), (3822, 5527)]