21315279872

素因数分解:

$2^{10}\times {\mathrm{3163}}^1\times {\mathrm{6581}}^1$

素因数の和:9764

約数の個数: 44

約数和(自身を含む): 42629692056

約数和(自身を除く): 21314412184

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 3163, 6326, 6581, 12652, 13162, 25304, 26324, 50608, 52648, 101216, 105296, 202432, 210592, 404864, 421184, 809728, 842368, 1619456, 1684736, 3238912, 3369472, 6738944, 20815703, 41631406, 83262812, 166525624, 333051248, 666102496, 1332204992, 2664409984, 5328819968, 10657639936, 21315279872]

約数ペア:

[(1, 21315279872), (2, 10657639936), (4, 5328819968), (8, 2664409984), (16, 1332204992), (32, 666102496), (64, 333051248), (128, 166525624), (256, 83262812), (512, 41631406), (1024, 20815703), (3163, 6738944), (6326, 3369472), (6581, 3238912), (12652, 1684736), (13162, 1619456), (25304, 842368), (26324, 809728), (50608, 421184), (52648, 404864), (101216, 210592), (105296, 202432)]