21084224

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2477}}^1$

素因数の和:2515

約数の個数: 56

約数和(自身を含む): 50352960

約数和(自身を除く): 29268736

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 133, 152, 224, 266, 304, 448, 532, 608, 1064, 1216, 2128, 2477, 4256, 4954, 8512, 9908, 17339, 19816, 34678, 39632, 47063, 69356, 79264, 94126, 138712, 158528, 188252, 277424, 329441, 376504, 554848, 658882, 753008, 1109696, 1317764, 1506016, 2635528, 3012032, 5271056, 10542112, 21084224]

約数ペア:

[(1, 21084224), (2, 10542112), (4, 5271056), (7, 3012032), (8, 2635528), (14, 1506016), (16, 1317764), (19, 1109696), (28, 753008), (32, 658882), (38, 554848), (56, 376504), (64, 329441), (76, 277424), (112, 188252), (133, 158528), (152, 138712), (224, 94126), (266, 79264), (304, 69356), (448, 47063), (532, 39632), (608, 34678), (1064, 19816), (1216, 17339), (2128, 9908), (2477, 8512), (4256, 4954)]