21787444830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31576007}}^1$

素因数の和:31576040

約数の個数: 32

約数和(自身を含む): 54563341824

約数和(自身を除く): 32775896994

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 31576007, 63152014, 94728021, 157880035, 189456042, 315760070, 473640105, 726248161, 947280210, 1452496322, 2178744483, 3631240805, 4357488966, 7262481610, 10893722415, 21787444830]

約数ペア:

[(1, 21787444830), (2, 10893722415), (3, 7262481610), (5, 4357488966), (6, 3631240805), (10, 2178744483), (15, 1452496322), (23, 947280210), (30, 726248161), (46, 473640105), (69, 315760070), (115, 189456042), (138, 157880035), (230, 94728021), (345, 63152014), (690, 31576007)]