21575488

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1613}}^1$

素因数の和:1655

約数の個数: 56

約数和(自身を含む): 49194720

約数和(自身を除く): 27619232

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 152, 176, 209, 304, 352, 418, 608, 704, 836, 1216, 1613, 1672, 3226, 3344, 6452, 6688, 12904, 13376, 17743, 25808, 30647, 35486, 51616, 61294, 70972, 103232, 122588, 141944, 245176, 283888, 337117, 490352, 567776, 674234, 980704, 1135552, 1348468, 1961408, 2696936, 5393872, 10787744, 21575488]

約数ペア:

[(1, 21575488), (2, 10787744), (4, 5393872), (8, 2696936), (11, 1961408), (16, 1348468), (19, 1135552), (22, 980704), (32, 674234), (38, 567776), (44, 490352), (64, 337117), (76, 283888), (88, 245176), (152, 141944), (176, 122588), (209, 103232), (304, 70972), (352, 61294), (418, 51616), (608, 35486), (704, 30647), (836, 25808), (1216, 17743), (1613, 13376), (1672, 12904), (3226, 6688), (3344, 6452)]