21167741882

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{19471}}^1$

素因数の和:19627

約数の個数: 64

約数和(自身を含む): 39405096960

約数和(自身を除く): 18237355078

約数列:

[1, 2, 7, 14, 19, 38, 61, 67, 122, 133, 134, 266, 427, 469, 854, 938, 1159, 1273, 2318, 2546, 4087, 8113, 8174, 8911, 16226, 17822, 19471, 28609, 38942, 57218, 77653, 136297, 155306, 272594, 369949, 543571, 739898, 1087142, 1187731, 1304557, 2375462, 2589643, 2609114, 5179286, 8314117, 9131899, 16628234, 18263798, 22566889, 24786583, 45133778, 49573166, 79577977, 157968223, 159155954, 173506081, 315936446, 347012162, 557045839, 1114091678, 1511981563, 3023963126, 10583870941, 21167741882]

約数ペア:

[(1, 21167741882), (2, 10583870941), (7, 3023963126), (14, 1511981563), (19, 1114091678), (38, 557045839), (61, 347012162), (67, 315936446), (122, 173506081), (133, 159155954), (134, 157968223), (266, 79577977), (427, 49573166), (469, 45133778), (854, 24786583), (938, 22566889), (1159, 18263798), (1273, 16628234), (2318, 9131899), (2546, 8314117), (4087, 5179286), (8113, 2609114), (8174, 2589643), (8911, 2375462), (16226, 1304557), (17822, 1187731), (19471, 1087142), (28609, 739898), (38942, 543571), (57218, 369949), (77653, 272594), (136297, 155306)]