21121176

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{461}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 55883520

約数和(自身を除く): 34762344

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 83, 92, 138, 166, 184, 249, 276, 332, 461, 498, 552, 664, 922, 996, 1383, 1844, 1909, 1992, 2766, 3688, 3818, 5532, 5727, 7636, 10603, 11064, 11454, 15272, 21206, 22908, 31809, 38263, 42412, 45816, 63618, 76526, 84824, 114789, 127236, 153052, 229578, 254472, 306104, 459156, 880049, 918312, 1760098, 2640147, 3520196, 5280294, 7040392, 10560588, 21121176]

約数ペア:

[(1, 21121176), (2, 10560588), (3, 7040392), (4, 5280294), (6, 3520196), (8, 2640147), (12, 1760098), (23, 918312), (24, 880049), (46, 459156), (69, 306104), (83, 254472), (92, 229578), (138, 153052), (166, 127236), (184, 114789), (249, 84824), (276, 76526), (332, 63618), (461, 45816), (498, 42412), (552, 38263), (664, 31809), (922, 22908), (996, 21206), (1383, 15272), (1844, 11454), (1909, 11064), (1992, 10603), (2766, 7636), (3688, 5727), (3818, 5532)]