21616992

素因数分解:

$2^5\times 3^2\times {\mathrm{47}}^1\times {\mathrm{1597}}^1$

素因数の和:1660

約数の個数: 72

約数和(自身を含む): 62820576

約数和(自身を除く): 41203584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 72, 94, 96, 141, 144, 188, 282, 288, 376, 423, 564, 752, 846, 1128, 1504, 1597, 1692, 2256, 3194, 3384, 4512, 4791, 6388, 6768, 9582, 12776, 13536, 14373, 19164, 25552, 28746, 38328, 51104, 57492, 75059, 76656, 114984, 150118, 153312, 225177, 229968, 300236, 450354, 459936, 600472, 675531, 900708, 1200944, 1351062, 1801416, 2401888, 2702124, 3602832, 5404248, 7205664, 10808496, 21616992]

約数ペア:

[(1, 21616992), (2, 10808496), (3, 7205664), (4, 5404248), (6, 3602832), (8, 2702124), (9, 2401888), (12, 1801416), (16, 1351062), (18, 1200944), (24, 900708), (32, 675531), (36, 600472), (47, 459936), (48, 450354), (72, 300236), (94, 229968), (96, 225177), (141, 153312), (144, 150118), (188, 114984), (282, 76656), (288, 75059), (376, 57492), (423, 51104), (564, 38328), (752, 28746), (846, 25552), (1128, 19164), (1504, 14373), (1597, 13536), (1692, 12776), (2256, 9582), (3194, 6768), (3384, 6388), (4512, 4791)]