21085915691230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{351842411}}^1$

素因数の和:351842892

約数の個数: 32

約数和(自身を含む): 40962900974688

約数和(自身を除く): 19876985283458

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 461, 922, 2305, 4610, 5993, 11986, 29965, 59930, 351842411, 703684822, 1759212055, 3518424110, 4573951343, 9147902686, 22869756715, 45739513430, 162199351471, 324398702942, 810996757355, 1621993514710, 2108591569123, 4217183138246, 10542957845615, 21085915691230]

約数ペア:

[(1, 21085915691230), (2, 10542957845615), (5, 4217183138246), (10, 2108591569123), (13, 1621993514710), (26, 810996757355), (65, 324398702942), (130, 162199351471), (461, 45739513430), (922, 22869756715), (2305, 9147902686), (4610, 4573951343), (5993, 3518424110), (11986, 1759212055), (29965, 703684822), (59930, 351842411)]