2221212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{853}}^1$

素因数の和:898

約数の個数: 48

約数和(自身を含む): 6121472

約数和(自身を除く): 3900260

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 853, 868, 1302, 1706, 2559, 2604, 3412, 5118, 5971, 10236, 11942, 17913, 23884, 26443, 35826, 52886, 71652, 79329, 105772, 158658, 185101, 317316, 370202, 555303, 740404, 1110606, 2221212]

約数ペア:

[(1, 2221212), (2, 1110606), (3, 740404), (4, 555303), (6, 370202), (7, 317316), (12, 185101), (14, 158658), (21, 105772), (28, 79329), (31, 71652), (42, 52886), (62, 35826), (84, 26443), (93, 23884), (124, 17913), (186, 11942), (217, 10236), (372, 5971), (434, 5118), (651, 3412), (853, 2604), (868, 2559), (1302, 1706)]