20211808128

素因数分解:

$2^7\times 3^1\times {\mathrm{4391}}^1\times {\mathrm{11987}}^1$

素因数の和:16395

約数の個数: 64

約数和(自身を含む): 53704321920

約数和(自身を除く): 33492513792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 4391, 8782, 11987, 13173, 17564, 23974, 26346, 35128, 35961, 47948, 52692, 70256, 71922, 95896, 105384, 140512, 143844, 191792, 210768, 281024, 287688, 383584, 421536, 562048, 575376, 767168, 843072, 1150752, 1534336, 1686144, 2301504, 4603008, 52634917, 105269834, 157904751, 210539668, 315809502, 421079336, 631619004, 842158672, 1263238008, 1684317344, 2526476016, 3368634688, 5052952032, 6737269376, 10105904064, 20211808128]

約数ペア:

[(1, 20211808128), (2, 10105904064), (3, 6737269376), (4, 5052952032), (6, 3368634688), (8, 2526476016), (12, 1684317344), (16, 1263238008), (24, 842158672), (32, 631619004), (48, 421079336), (64, 315809502), (96, 210539668), (128, 157904751), (192, 105269834), (384, 52634917), (4391, 4603008), (8782, 2301504), (11987, 1686144), (13173, 1534336), (17564, 1150752), (23974, 843072), (26346, 767168), (35128, 575376), (35961, 562048), (47948, 421536), (52692, 383584), (70256, 287688), (71922, 281024), (95896, 210768), (105384, 191792), (140512, 143844)]