21152796

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{601}}^1$

素因数の和:1034

約数の個数: 48

約数和(自身を含む): 56636160

約数和(自身を除く): 35483364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 419, 601, 838, 1202, 1257, 1676, 1803, 2404, 2514, 2933, 3606, 4207, 5028, 5866, 7212, 8414, 8799, 11732, 12621, 16828, 17598, 25242, 35196, 50484, 251819, 503638, 755457, 1007276, 1510914, 1762733, 3021828, 3525466, 5288199, 7050932, 10576398, 21152796]

約数ペア:

[(1, 21152796), (2, 10576398), (3, 7050932), (4, 5288199), (6, 3525466), (7, 3021828), (12, 1762733), (14, 1510914), (21, 1007276), (28, 755457), (42, 503638), (84, 251819), (419, 50484), (601, 35196), (838, 25242), (1202, 17598), (1257, 16828), (1676, 12621), (1803, 11732), (2404, 8799), (2514, 8414), (2933, 7212), (3606, 5866), (4207, 5028)]