21524784

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{8461}}^1$

素因数の和:8525

約数の個数: 40

約数和(自身を含む): 56661552

約数和(自身を除く): 35136768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 106, 159, 212, 318, 424, 636, 848, 1272, 2544, 8461, 16922, 25383, 33844, 50766, 67688, 101532, 135376, 203064, 406128, 448433, 896866, 1345299, 1793732, 2690598, 3587464, 5381196, 7174928, 10762392, 21524784]

約数ペア:

[(1, 21524784), (2, 10762392), (3, 7174928), (4, 5381196), (6, 3587464), (8, 2690598), (12, 1793732), (16, 1345299), (24, 896866), (48, 448433), (53, 406128), (106, 203064), (159, 135376), (212, 101532), (318, 67688), (424, 50766), (636, 33844), (848, 25383), (1272, 16922), (2544, 8461)]