2115428

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:312

約数の個数: 36

約数和(自身を含む): 4424112

約数和(自身を除く): 2308684

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 251, 301, 502, 602, 1004, 1204, 1757, 2107, 3514, 4214, 7028, 8428, 10793, 12299, 21586, 24598, 43172, 49196, 75551, 151102, 302204, 528857, 1057714, 2115428]

約数ペア:

[(1, 2115428), (2, 1057714), (4, 528857), (7, 302204), (14, 151102), (28, 75551), (43, 49196), (49, 43172), (86, 24598), (98, 21586), (172, 12299), (196, 10793), (251, 8428), (301, 7028), (502, 4214), (602, 3514), (1004, 2107), (1204, 1757)]