21168648

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{4261}}^1$

素因数の和:4299

約数の個数: 64

約数和(自身を含む): 61372800

約数和(自身を除く): 40204152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 92, 108, 138, 184, 207, 216, 276, 414, 552, 621, 828, 1242, 1656, 2484, 4261, 4968, 8522, 12783, 17044, 25566, 34088, 38349, 51132, 76698, 98003, 102264, 115047, 153396, 196006, 230094, 294009, 306792, 392012, 460188, 588018, 784024, 882027, 920376, 1176036, 1764054, 2352072, 2646081, 3528108, 5292162, 7056216, 10584324, 21168648]

約数ペア:

[(1, 21168648), (2, 10584324), (3, 7056216), (4, 5292162), (6, 3528108), (8, 2646081), (9, 2352072), (12, 1764054), (18, 1176036), (23, 920376), (24, 882027), (27, 784024), (36, 588018), (46, 460188), (54, 392012), (69, 306792), (72, 294009), (92, 230094), (108, 196006), (138, 153396), (184, 115047), (207, 102264), (216, 98003), (276, 76698), (414, 51132), (552, 38349), (621, 34088), (828, 25566), (1242, 17044), (1656, 12783), (2484, 8522), (4261, 4968)]