21032601712

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{12553}}^1$

素因数の和:12770

約数の個数: 80

約数和(自身を含む): 44272434240

約数和(自身を除く): 23239832528

約数列:

[1, 2, 4, 8, 16, 23, 29, 46, 58, 92, 116, 157, 184, 232, 314, 368, 464, 628, 667, 1256, 1334, 2512, 2668, 3611, 4553, 5336, 7222, 9106, 10672, 12553, 14444, 18212, 25106, 28888, 36424, 50212, 57776, 72848, 100424, 104719, 200848, 209438, 288719, 364037, 418876, 577438, 728074, 837752, 1154876, 1456148, 1675504, 1970821, 2309752, 2912296, 3941642, 4619504, 5824592, 7883284, 8372851, 15766568, 16745702, 31533136, 33491404, 45328883, 57153809, 66982808, 90657766, 114307618, 133965616, 181315532, 228615236, 362631064, 457230472, 725262128, 914460944, 1314537607, 2629075214, 5258150428, 10516300856, 21032601712]

約数ペア:

[(1, 21032601712), (2, 10516300856), (4, 5258150428), (8, 2629075214), (16, 1314537607), (23, 914460944), (29, 725262128), (46, 457230472), (58, 362631064), (92, 228615236), (116, 181315532), (157, 133965616), (184, 114307618), (232, 90657766), (314, 66982808), (368, 57153809), (464, 45328883), (628, 33491404), (667, 31533136), (1256, 16745702), (1334, 15766568), (2512, 8372851), (2668, 7883284), (3611, 5824592), (4553, 4619504), (5336, 3941642), (7222, 2912296), (9106, 2309752), (10672, 1970821), (12553, 1675504), (14444, 1456148), (18212, 1154876), (25106, 837752), (28888, 728074), (36424, 577438), (50212, 418876), (57776, 364037), (72848, 288719), (100424, 209438), (104719, 200848)]