210221004

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{12967}}^1$

素因数の和:13174

約数の個数: 48

約数和(自身を含む): 563537408

約数和(自身を除く): 353316404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 193, 386, 579, 772, 1158, 1351, 2316, 2702, 4053, 5404, 8106, 12967, 16212, 25934, 38901, 51868, 77802, 90769, 155604, 181538, 272307, 363076, 544614, 1089228, 2502631, 5005262, 7507893, 10010524, 15015786, 17518417, 30031572, 35036834, 52555251, 70073668, 105110502, 210221004]

約数ペア:

[(1, 210221004), (2, 105110502), (3, 70073668), (4, 52555251), (6, 35036834), (7, 30031572), (12, 17518417), (14, 15015786), (21, 10010524), (28, 7507893), (42, 5005262), (84, 2502631), (193, 1089228), (386, 544614), (579, 363076), (772, 272307), (1158, 181538), (1351, 155604), (2316, 90769), (2702, 77802), (4053, 51868), (5404, 38901), (8106, 25934), (12967, 16212)]