21208289344

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{26449}}^1$

素因数の和:26556

約数の個数: 112

約数和(自身を含む): 49339195200

約数和(自身を除く): 28130905856

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 67, 68, 88, 134, 136, 176, 187, 268, 272, 352, 374, 536, 544, 704, 737, 748, 1072, 1088, 1139, 1474, 1496, 2144, 2278, 2948, 2992, 4288, 4556, 5896, 5984, 9112, 11792, 11968, 12529, 18224, 23584, 25058, 26449, 36448, 47168, 50116, 52898, 72896, 100232, 105796, 200464, 211592, 290939, 400928, 423184, 449633, 581878, 801856, 846368, 899266, 1163756, 1692736, 1772083, 1798532, 2327512, 3544166, 3597064, 4655024, 4945963, 7088332, 7194128, 9310048, 9891926, 14176664, 14388256, 18620096, 19492913, 19783852, 28353328, 28776512, 30125411, 38985826, 39567704, 56706656, 60250822, 77971652, 79135408, 113413312, 120501644, 155943304, 158270816, 241003288, 311886608, 316541632, 331379521, 482006576, 623773216, 662759042, 964013152, 1247546432, 1325518084, 1928026304, 2651036168, 5302072336, 10604144672, 21208289344]

約数ペア:

[(1, 21208289344), (2, 10604144672), (4, 5302072336), (8, 2651036168), (11, 1928026304), (16, 1325518084), (17, 1247546432), (22, 964013152), (32, 662759042), (34, 623773216), (44, 482006576), (64, 331379521), (67, 316541632), (68, 311886608), (88, 241003288), (134, 158270816), (136, 155943304), (176, 120501644), (187, 113413312), (268, 79135408), (272, 77971652), (352, 60250822), (374, 56706656), (536, 39567704), (544, 38985826), (704, 30125411), (737, 28776512), (748, 28353328), (1072, 19783852), (1088, 19492913), (1139, 18620096), (1474, 14388256), (1496, 14176664), (2144, 9891926), (2278, 9310048), (2948, 7194128), (2992, 7088332), (4288, 4945963), (4556, 4655024), (5896, 3597064), (5984, 3544166), (9112, 2327512), (11792, 1798532), (11968, 1772083), (12529, 1692736), (18224, 1163756), (23584, 899266), (25058, 846368), (26449, 801856), (36448, 581878), (47168, 449633), (50116, 423184), (52898, 400928), (72896, 290939), (100232, 211592), (105796, 200464)]