21506142

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{1069}}^1$

素因数の和:1560

約数の個数: 32

約数和(自身を含む): 49305600

約数和(自身を除く): 27799458

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 479, 958, 1069, 1437, 2138, 2874, 3207, 3353, 6414, 6706, 7483, 10059, 14966, 20118, 22449, 44898, 512051, 1024102, 1536153, 3072306, 3584357, 7168714, 10753071, 21506142]

約数ペア:

[(1, 21506142), (2, 10753071), (3, 7168714), (6, 3584357), (7, 3072306), (14, 1536153), (21, 1024102), (42, 512051), (479, 44898), (958, 22449), (1069, 20118), (1437, 14966), (2138, 10059), (2874, 7483), (3207, 6706), (3353, 6414)]