21857364

素因数分解:

$2^2\times 3^5\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 58094400

約数和(自身を除く): 36237036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 113, 162, 199, 226, 243, 324, 339, 398, 452, 486, 597, 678, 796, 972, 1017, 1194, 1356, 1791, 2034, 2388, 3051, 3582, 4068, 5373, 6102, 7164, 9153, 10746, 12204, 16119, 18306, 21492, 22487, 27459, 32238, 36612, 44974, 48357, 54918, 64476, 67461, 89948, 96714, 109836, 134922, 193428, 202383, 269844, 404766, 607149, 809532, 1214298, 1821447, 2428596, 3642894, 5464341, 7285788, 10928682, 21857364]

約数ペア:

[(1, 21857364), (2, 10928682), (3, 7285788), (4, 5464341), (6, 3642894), (9, 2428596), (12, 1821447), (18, 1214298), (27, 809532), (36, 607149), (54, 404766), (81, 269844), (108, 202383), (113, 193428), (162, 134922), (199, 109836), (226, 96714), (243, 89948), (324, 67461), (339, 64476), (398, 54918), (452, 48357), (486, 44974), (597, 36612), (678, 32238), (796, 27459), (972, 22487), (1017, 21492), (1194, 18306), (1356, 16119), (1791, 12204), (2034, 10746), (2388, 9153), (3051, 7164), (3582, 6102), (4068, 5373)]