21167881272

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{997}}^1\times {\mathrm{12821}}^1$

素因数の和:13853

約数の個数: 96

約数和(自身を含む): 59886946080

約数和(自身を除く): 38719064808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 997, 1656, 1994, 2991, 3988, 5982, 7976, 8973, 11964, 12821, 17946, 22931, 23928, 25642, 35892, 38463, 45862, 51284, 68793, 71784, 76926, 91724, 102568, 115389, 137586, 153852, 183448, 206379, 230778, 275172, 294883, 307704, 412758, 461556, 550344, 589766, 825516, 884649, 923112, 1179532, 1651032, 1769298, 2359064, 2653947, 3538596, 5307894, 7077192, 10615788, 12782537, 21231576, 25565074, 38347611, 51130148, 76695222, 102260296, 115042833, 153390444, 230085666, 293998351, 306780888, 460171332, 587996702, 881995053, 920342664, 1175993404, 1763990106, 2351986808, 2645985159, 3527980212, 5291970318, 7055960424, 10583940636, 21167881272]

約数ペア:

[(1, 21167881272), (2, 10583940636), (3, 7055960424), (4, 5291970318), (6, 3527980212), (8, 2645985159), (9, 2351986808), (12, 1763990106), (18, 1175993404), (23, 920342664), (24, 881995053), (36, 587996702), (46, 460171332), (69, 306780888), (72, 293998351), (92, 230085666), (138, 153390444), (184, 115042833), (207, 102260296), (276, 76695222), (414, 51130148), (552, 38347611), (828, 25565074), (997, 21231576), (1656, 12782537), (1994, 10615788), (2991, 7077192), (3988, 5307894), (5982, 3538596), (7976, 2653947), (8973, 2359064), (11964, 1769298), (12821, 1651032), (17946, 1179532), (22931, 923112), (23928, 884649), (25642, 825516), (35892, 589766), (38463, 550344), (45862, 461556), (51284, 412758), (68793, 307704), (71784, 294883), (76926, 275172), (91724, 230778), (102568, 206379), (115389, 183448), (137586, 153852)]