21503952

素因数分解:

$2^4\times 3^2\times {\mathrm{149333}}^1$

素因数の和:149347

約数の個数: 30

約数和(自身を含む): 60181602

約数和(自身を除く): 38677650

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 149333, 298666, 447999, 597332, 895998, 1194664, 1343997, 1791996, 2389328, 2687994, 3583992, 5375988, 7167984, 10751976, 21503952]

約数ペア:

[(1, 21503952), (2, 10751976), (3, 7167984), (4, 5375988), (6, 3583992), (8, 2687994), (9, 2389328), (12, 1791996), (16, 1343997), (18, 1194664), (24, 895998), (36, 597332), (48, 447999), (72, 298666), (144, 149333)]