21289905936

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{668989}}^1$

素因数の和:669033

約数の個数: 120

約数和(自身を含む): 67939948440

約数和(自身を除く): 46650042504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 34, 36, 39, 48, 51, 52, 68, 72, 78, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 272, 306, 312, 408, 442, 468, 612, 624, 663, 816, 884, 936, 1224, 1326, 1768, 1872, 1989, 2448, 2652, 3536, 3978, 5304, 7956, 10608, 15912, 31824, 668989, 1337978, 2006967, 2675956, 4013934, 5351912, 6020901, 8027868, 8696857, 10703824, 11372813, 12041802, 16055736, 17393714, 22745626, 24083604, 26090571, 32111472, 34118439, 34787428, 45491252, 48167208, 52181142, 68236878, 69574856, 78271713, 90982504, 96334416, 102355317, 104362284, 136473756, 139149712, 147846569, 156543426, 181965008, 204710634, 208724568, 272947512, 295693138, 313086852, 409421268, 417449136, 443539707, 545895024, 591386276, 626173704, 818842536, 887079414, 1182772552, 1252347408, 1330619121, 1637685072, 1774158828, 2365545104, 2661238242, 3548317656, 5322476484, 7096635312, 10644952968, 21289905936]

約数ペア:

[(1, 21289905936), (2, 10644952968), (3, 7096635312), (4, 5322476484), (6, 3548317656), (8, 2661238242), (9, 2365545104), (12, 1774158828), (13, 1637685072), (16, 1330619121), (17, 1252347408), (18, 1182772552), (24, 887079414), (26, 818842536), (34, 626173704), (36, 591386276), (39, 545895024), (48, 443539707), (51, 417449136), (52, 409421268), (68, 313086852), (72, 295693138), (78, 272947512), (102, 208724568), (104, 204710634), (117, 181965008), (136, 156543426), (144, 147846569), (153, 139149712), (156, 136473756), (204, 104362284), (208, 102355317), (221, 96334416), (234, 90982504), (272, 78271713), (306, 69574856), (312, 68236878), (408, 52181142), (442, 48167208), (468, 45491252), (612, 34787428), (624, 34118439), (663, 32111472), (816, 26090571), (884, 24083604), (936, 22745626), (1224, 17393714), (1326, 16055736), (1768, 12041802), (1872, 11372813), (1989, 10703824), (2448, 8696857), (2652, 8027868), (3536, 6020901), (3978, 5351912), (5304, 4013934), (7956, 2675956), (10608, 2006967), (15912, 1337978), (31824, 668989)]