21469548

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 51480576

約数和(自身を除く): 30011028

約数列:

[1, 2, 3, 4, 6, 12, 71, 113, 142, 213, 223, 226, 284, 339, 426, 446, 452, 669, 678, 852, 892, 1338, 1356, 2676, 8023, 15833, 16046, 24069, 25199, 31666, 32092, 47499, 48138, 50398, 63332, 75597, 94998, 96276, 100796, 151194, 189996, 302388, 1789129, 3578258, 5367387, 7156516, 10734774, 21469548]

約数ペア:

[(1, 21469548), (2, 10734774), (3, 7156516), (4, 5367387), (6, 3578258), (12, 1789129), (71, 302388), (113, 189996), (142, 151194), (213, 100796), (223, 96276), (226, 94998), (284, 75597), (339, 63332), (426, 50398), (446, 48138), (452, 47499), (669, 32092), (678, 31666), (852, 25199), (892, 24069), (1338, 16046), (1356, 15833), (2676, 8023)]