21618792

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{7699}}^1$

素因数の和:7727

約数の個数: 64

約数和(自身を含む): 64680000

約数和(自身を除く): 43061208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 7699, 15398, 23097, 30796, 46194, 61592, 69291, 92388, 100087, 138582, 184776, 200174, 207873, 277164, 300261, 400348, 415746, 554328, 600522, 800696, 831492, 900783, 1201044, 1662984, 1801566, 2402088, 2702349, 3603132, 5404698, 7206264, 10809396, 21618792]

約数ペア:

[(1, 21618792), (2, 10809396), (3, 7206264), (4, 5404698), (6, 3603132), (8, 2702349), (9, 2402088), (12, 1801566), (13, 1662984), (18, 1201044), (24, 900783), (26, 831492), (27, 800696), (36, 600522), (39, 554328), (52, 415746), (54, 400348), (72, 300261), (78, 277164), (104, 207873), (108, 200174), (117, 184776), (156, 138582), (216, 100087), (234, 92388), (312, 69291), (351, 61592), (468, 46194), (702, 30796), (936, 23097), (1404, 15398), (2808, 7699)]