21068352

素因数分解:

$2^6\times 3^2\times {\mathrm{79}}^1\times {\mathrm{463}}^1$

素因数の和:560

約数の個数: 84

約数和(自身を含む): 61285120

約数和(自身を除く): 40216768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 79, 96, 144, 158, 192, 237, 288, 316, 463, 474, 576, 632, 711, 926, 948, 1264, 1389, 1422, 1852, 1896, 2528, 2778, 2844, 3704, 3792, 4167, 5056, 5556, 5688, 7408, 7584, 8334, 11112, 11376, 14816, 15168, 16668, 22224, 22752, 29632, 33336, 36577, 44448, 45504, 66672, 73154, 88896, 109731, 133344, 146308, 219462, 266688, 292616, 329193, 438924, 585232, 658386, 877848, 1170464, 1316772, 1755696, 2340928, 2633544, 3511392, 5267088, 7022784, 10534176, 21068352]

約数ペア:

[(1, 21068352), (2, 10534176), (3, 7022784), (4, 5267088), (6, 3511392), (8, 2633544), (9, 2340928), (12, 1755696), (16, 1316772), (18, 1170464), (24, 877848), (32, 658386), (36, 585232), (48, 438924), (64, 329193), (72, 292616), (79, 266688), (96, 219462), (144, 146308), (158, 133344), (192, 109731), (237, 88896), (288, 73154), (316, 66672), (463, 45504), (474, 44448), (576, 36577), (632, 33336), (711, 29632), (926, 22752), (948, 22224), (1264, 16668), (1389, 15168), (1422, 14816), (1852, 11376), (1896, 11112), (2528, 8334), (2778, 7584), (2844, 7408), (3704, 5688), (3792, 5556), (4167, 5056)]