21567192

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{439}}^1$

素因数の和:560

約数の個数: 64

約数和(自身を含む): 57024000

約数和(自身を除く): 35456808

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 89, 92, 138, 178, 184, 267, 276, 356, 439, 534, 552, 712, 878, 1068, 1317, 1756, 2047, 2136, 2634, 3512, 4094, 5268, 6141, 8188, 10097, 10536, 12282, 16376, 20194, 24564, 30291, 39071, 40388, 49128, 60582, 78142, 80776, 117213, 121164, 156284, 234426, 242328, 312568, 468852, 898633, 937704, 1797266, 2695899, 3594532, 5391798, 7189064, 10783596, 21567192]

約数ペア:

[(1, 21567192), (2, 10783596), (3, 7189064), (4, 5391798), (6, 3594532), (8, 2695899), (12, 1797266), (23, 937704), (24, 898633), (46, 468852), (69, 312568), (89, 242328), (92, 234426), (138, 156284), (178, 121164), (184, 117213), (267, 80776), (276, 78142), (356, 60582), (439, 49128), (534, 40388), (552, 39071), (712, 30291), (878, 24564), (1068, 20194), (1317, 16376), (1756, 12282), (2047, 10536), (2136, 10097), (2634, 8188), (3512, 6141), (4094, 5268)]