21034976

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1193}}^1$

素因数の和:1251

約数の個数: 48

約数和(自身を含む): 45133200

約数和(自身を除く): 24098224

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 76, 116, 152, 232, 304, 464, 551, 608, 928, 1102, 1193, 2204, 2386, 4408, 4772, 8816, 9544, 17632, 19088, 22667, 34597, 38176, 45334, 69194, 90668, 138388, 181336, 276776, 362672, 553552, 657343, 725344, 1107104, 1314686, 2629372, 5258744, 10517488, 21034976]

約数ペア:

[(1, 21034976), (2, 10517488), (4, 5258744), (8, 2629372), (16, 1314686), (19, 1107104), (29, 725344), (32, 657343), (38, 553552), (58, 362672), (76, 276776), (116, 181336), (152, 138388), (232, 90668), (304, 69194), (464, 45334), (551, 38176), (608, 34597), (928, 22667), (1102, 19088), (1193, 17632), (2204, 9544), (2386, 8816), (4408, 4772)]