21362004

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31231}}^1$

素因数の和:31260

約数の個数: 36

約数和(自身を含む): 56842240

約数和(自身を除く): 35480236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 31231, 62462, 93693, 124924, 187386, 281079, 374772, 562158, 593389, 1124316, 1186778, 1780167, 2373556, 3560334, 5340501, 7120668, 10681002, 21362004]

約数ペア:

[(1, 21362004), (2, 10681002), (3, 7120668), (4, 5340501), (6, 3560334), (9, 2373556), (12, 1780167), (18, 1186778), (19, 1124316), (36, 593389), (38, 562158), (57, 374772), (76, 281079), (114, 187386), (171, 124924), (228, 93693), (342, 62462), (684, 31231)]