21740004

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 66777984

約数和(自身を除く): 45037980

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 41, 44, 52, 66, 78, 82, 99, 103, 117, 123, 132, 143, 156, 164, 198, 206, 234, 246, 286, 309, 369, 396, 412, 429, 451, 468, 492, 533, 572, 618, 738, 858, 902, 927, 1066, 1133, 1236, 1287, 1339, 1353, 1476, 1599, 1716, 1804, 1854, 2132, 2266, 2574, 2678, 2706, 3198, 3399, 3708, 4017, 4059, 4223, 4532, 4797, 5148, 5356, 5412, 5863, 6396, 6798, 8034, 8118, 8446, 9594, 10197, 11726, 12051, 12669, 13596, 14729, 16068, 16236, 16892, 17589, 19188, 20394, 23452, 24102, 25338, 29458, 35178, 38007, 40788, 44187, 46453, 48204, 50676, 52767, 54899, 58916, 70356, 76014, 88374, 92906, 105534, 109798, 132561, 139359, 152028, 164697, 176748, 185812, 211068, 219596, 265122, 278718, 329394, 418077, 494091, 530244, 557436, 603889, 658788, 836154, 988182, 1207778, 1672308, 1811667, 1976364, 2415556, 3623334, 5435001, 7246668, 10870002, 21740004]

約数ペア:

[(1, 21740004), (2, 10870002), (3, 7246668), (4, 5435001), (6, 3623334), (9, 2415556), (11, 1976364), (12, 1811667), (13, 1672308), (18, 1207778), (22, 988182), (26, 836154), (33, 658788), (36, 603889), (39, 557436), (41, 530244), (44, 494091), (52, 418077), (66, 329394), (78, 278718), (82, 265122), (99, 219596), (103, 211068), (117, 185812), (123, 176748), (132, 164697), (143, 152028), (156, 139359), (164, 132561), (198, 109798), (206, 105534), (234, 92906), (246, 88374), (286, 76014), (309, 70356), (369, 58916), (396, 54899), (412, 52767), (429, 50676), (451, 48204), (468, 46453), (492, 44187), (533, 40788), (572, 38007), (618, 35178), (738, 29458), (858, 25338), (902, 24102), (927, 23452), (1066, 20394), (1133, 19188), (1236, 17589), (1287, 16892), (1339, 16236), (1353, 16068), (1476, 14729), (1599, 13596), (1716, 12669), (1804, 12051), (1854, 11726), (2132, 10197), (2266, 9594), (2574, 8446), (2678, 8118), (2706, 8034), (3198, 6798), (3399, 6396), (3708, 5863), (4017, 5412), (4059, 5356), (4223, 5148), (4532, 4797)]