21599904

素因数分解:

$2^5\times 3^1\times {\mathrm{71}}^1\times {\mathrm{3169}}^1$

素因数の和:3253

約数の個数: 48

約数和(自身を含む): 57516480

約数和(自身を除く): 35916576

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 71, 96, 142, 213, 284, 426, 568, 852, 1136, 1704, 2272, 3169, 3408, 6338, 6816, 9507, 12676, 19014, 25352, 38028, 50704, 76056, 101408, 152112, 224999, 304224, 449998, 674997, 899996, 1349994, 1799992, 2699988, 3599984, 5399976, 7199968, 10799952, 21599904]

約数ペア:

[(1, 21599904), (2, 10799952), (3, 7199968), (4, 5399976), (6, 3599984), (8, 2699988), (12, 1799992), (16, 1349994), (24, 899996), (32, 674997), (48, 449998), (71, 304224), (96, 224999), (142, 152112), (213, 101408), (284, 76056), (426, 50704), (568, 38028), (852, 25352), (1136, 19014), (1704, 12676), (2272, 9507), (3169, 6816), (3408, 6338)]