21092036

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{607}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 45351936

約数和(自身を除く): 24259900

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 73, 119, 146, 238, 292, 476, 511, 607, 1022, 1214, 1241, 2044, 2428, 2482, 4249, 4964, 8498, 8687, 10319, 16996, 17374, 20638, 34748, 41276, 44311, 72233, 88622, 144466, 177244, 288932, 310177, 620354, 753287, 1240708, 1506574, 3013148, 5273009, 10546018, 21092036]

約数ペア:

[(1, 21092036), (2, 10546018), (4, 5273009), (7, 3013148), (14, 1506574), (17, 1240708), (28, 753287), (34, 620354), (68, 310177), (73, 288932), (119, 177244), (146, 144466), (238, 88622), (292, 72233), (476, 44311), (511, 41276), (607, 34748), (1022, 20638), (1214, 17374), (1241, 16996), (2044, 10319), (2428, 8687), (2482, 8498), (4249, 4964)]