21327312

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{10333}}^1$

素因数の和:10387

約数の個数: 40

約数和(自身を含む): 56382304

約数和(自身を除く): 35054992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 10333, 20666, 30999, 41332, 61998, 82664, 123996, 165328, 247992, 444319, 495984, 888638, 1332957, 1777276, 2665914, 3554552, 5331828, 7109104, 10663656, 21327312]

約数ペア:

[(1, 21327312), (2, 10663656), (3, 7109104), (4, 5331828), (6, 3554552), (8, 2665914), (12, 1777276), (16, 1332957), (24, 888638), (43, 495984), (48, 444319), (86, 247992), (129, 165328), (172, 123996), (258, 82664), (344, 61998), (516, 41332), (688, 30999), (1032, 20666), (2064, 10333)]