21138658254

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{108869}}^1$

素因数の和:108974

約数の個数: 96

約数和(自身を含む): 55434862080

約数和(自身を除く): 34296203826

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 67, 69, 126, 134, 138, 161, 201, 207, 322, 402, 414, 469, 483, 603, 938, 966, 1206, 1407, 1449, 1541, 2814, 2898, 3082, 4221, 4623, 8442, 9246, 10787, 13869, 21574, 27738, 32361, 64722, 97083, 108869, 194166, 217738, 326607, 653214, 762083, 979821, 1524166, 1959642, 2286249, 2503987, 4572498, 5007974, 6858747, 7294223, 7511961, 13717494, 14588446, 15023922, 17527909, 21882669, 22535883, 35055818, 43765338, 45071766, 51059561, 52583727, 65648007, 102119122, 105167454, 131296014, 153178683, 157751181, 167767129, 306357366, 315502362, 335534258, 459536049, 503301387, 919072098, 1006602774, 1174369903, 1509904161, 2348739806, 3019808322, 3523109709, 7046219418, 10569329127, 21138658254]

約数ペア:

[(1, 21138658254), (2, 10569329127), (3, 7046219418), (6, 3523109709), (7, 3019808322), (9, 2348739806), (14, 1509904161), (18, 1174369903), (21, 1006602774), (23, 919072098), (42, 503301387), (46, 459536049), (63, 335534258), (67, 315502362), (69, 306357366), (126, 167767129), (134, 157751181), (138, 153178683), (161, 131296014), (201, 105167454), (207, 102119122), (322, 65648007), (402, 52583727), (414, 51059561), (469, 45071766), (483, 43765338), (603, 35055818), (938, 22535883), (966, 21882669), (1206, 17527909), (1407, 15023922), (1449, 14588446), (1541, 13717494), (2814, 7511961), (2898, 7294223), (3082, 6858747), (4221, 5007974), (4623, 4572498), (8442, 2503987), (9246, 2286249), (10787, 1959642), (13869, 1524166), (21574, 979821), (27738, 762083), (32361, 653214), (64722, 326607), (97083, 217738), (108869, 194166)]