21953988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{87119}}^1$

素因数の和:87136

約数の個数: 36

約数和(自身を含む): 63423360

約数和(自身を除く): 41469372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 87119, 174238, 261357, 348476, 522714, 609833, 784071, 1045428, 1219666, 1568142, 1829499, 2439332, 3136284, 3658998, 5488497, 7317996, 10976994, 21953988]

約数ペア:

[(1, 21953988), (2, 10976994), (3, 7317996), (4, 5488497), (6, 3658998), (7, 3136284), (9, 2439332), (12, 1829499), (14, 1568142), (18, 1219666), (21, 1045428), (28, 784071), (36, 609833), (42, 522714), (63, 348476), (84, 261357), (126, 174238), (252, 87119)]