21567882

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 30686838

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 83, 138, 161, 166, 249, 269, 322, 483, 498, 538, 581, 807, 966, 1162, 1614, 1743, 1883, 1909, 3486, 3766, 3818, 5649, 5727, 6187, 11298, 11454, 12374, 13363, 18561, 22327, 26726, 37122, 40089, 43309, 44654, 66981, 80178, 86618, 129927, 133962, 156289, 259854, 312578, 468867, 513521, 937734, 1027042, 1540563, 3081126, 3594647, 7189294, 10783941, 21567882]

約数ペア:

[(1, 21567882), (2, 10783941), (3, 7189294), (6, 3594647), (7, 3081126), (14, 1540563), (21, 1027042), (23, 937734), (42, 513521), (46, 468867), (69, 312578), (83, 259854), (138, 156289), (161, 133962), (166, 129927), (249, 86618), (269, 80178), (322, 66981), (483, 44654), (498, 43309), (538, 40089), (581, 37122), (807, 26726), (966, 22327), (1162, 18561), (1614, 13363), (1743, 12374), (1883, 11454), (1909, 11298), (3486, 6187), (3766, 5727), (3818, 5649)]