21994035168

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{81619}}^1$

素因数の和:82040

約数の個数: 96

約数和(自身を含む): 66147459840

約数和(自身を除く): 44153424672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 401, 672, 802, 1203, 1604, 2406, 2807, 3208, 4812, 5614, 6416, 8421, 9624, 11228, 12832, 16842, 19248, 22456, 33684, 38496, 44912, 67368, 81619, 89824, 134736, 163238, 244857, 269472, 326476, 489714, 571333, 652952, 979428, 1142666, 1305904, 1713999, 1958856, 2285332, 2611808, 3427998, 3917712, 4570664, 6855996, 7835424, 9141328, 13711992, 18282656, 27423984, 32729219, 54847968, 65458438, 98187657, 130916876, 196375314, 229104533, 261833752, 392750628, 458209066, 523667504, 687313599, 785501256, 916418132, 1047335008, 1374627198, 1571002512, 1832836264, 2749254396, 3142005024, 3665672528, 5498508792, 7331345056, 10997017584, 21994035168]

約数ペア:

[(1, 21994035168), (2, 10997017584), (3, 7331345056), (4, 5498508792), (6, 3665672528), (7, 3142005024), (8, 2749254396), (12, 1832836264), (14, 1571002512), (16, 1374627198), (21, 1047335008), (24, 916418132), (28, 785501256), (32, 687313599), (42, 523667504), (48, 458209066), (56, 392750628), (84, 261833752), (96, 229104533), (112, 196375314), (168, 130916876), (224, 98187657), (336, 65458438), (401, 54847968), (672, 32729219), (802, 27423984), (1203, 18282656), (1604, 13711992), (2406, 9141328), (2807, 7835424), (3208, 6855996), (4812, 4570664), (5614, 3917712), (6416, 3427998), (8421, 2611808), (9624, 2285332), (11228, 1958856), (12832, 1713999), (16842, 1305904), (19248, 1142666), (22456, 979428), (33684, 652952), (38496, 571333), (44912, 489714), (67368, 326476), (81619, 269472), (89824, 244857), (134736, 163238)]