21402048

素因数分解:

$2^6\times 3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:194

約数の個数: 112

約数和(自身を含む): 61447680

約数和(自身を除く): 40045632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 79, 83, 96, 102, 136, 158, 166, 192, 204, 237, 249, 272, 316, 332, 408, 474, 498, 544, 632, 664, 816, 948, 996, 1088, 1264, 1328, 1343, 1411, 1632, 1896, 1992, 2528, 2656, 2686, 2822, 3264, 3792, 3984, 4029, 4233, 5056, 5312, 5372, 5644, 6557, 7584, 7968, 8058, 8466, 10744, 11288, 13114, 15168, 15936, 16116, 16932, 19671, 21488, 22576, 26228, 32232, 33864, 39342, 42976, 45152, 52456, 64464, 67728, 78684, 85952, 90304, 104912, 111469, 128928, 135456, 157368, 209824, 222938, 257856, 270912, 314736, 334407, 419648, 445876, 629472, 668814, 891752, 1258944, 1337628, 1783504, 2675256, 3567008, 5350512, 7134016, 10701024, 21402048]

約数ペア:

[(1, 21402048), (2, 10701024), (3, 7134016), (4, 5350512), (6, 3567008), (8, 2675256), (12, 1783504), (16, 1337628), (17, 1258944), (24, 891752), (32, 668814), (34, 629472), (48, 445876), (51, 419648), (64, 334407), (68, 314736), (79, 270912), (83, 257856), (96, 222938), (102, 209824), (136, 157368), (158, 135456), (166, 128928), (192, 111469), (204, 104912), (237, 90304), (249, 85952), (272, 78684), (316, 67728), (332, 64464), (408, 52456), (474, 45152), (498, 42976), (544, 39342), (632, 33864), (664, 32232), (816, 26228), (948, 22576), (996, 21488), (1088, 19671), (1264, 16932), (1328, 16116), (1343, 15936), (1411, 15168), (1632, 13114), (1896, 11288), (1992, 10744), (2528, 8466), (2656, 8058), (2686, 7968), (2822, 7584), (3264, 6557), (3792, 5644), (3984, 5372), (4029, 5312), (4233, 5056)]