21393548702940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1\times {\mathrm{12687583}}^1$

素因数の和:12687931

約数の個数: 96

約数和(自身を含む): 60620261345280

約数和(自身を除く): 39226712642340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 179, 314, 358, 471, 537, 628, 716, 785, 895, 942, 1074, 1570, 1790, 1884, 2148, 2355, 2685, 3140, 3580, 4710, 5370, 9420, 10740, 28103, 56206, 84309, 112412, 140515, 168618, 281030, 337236, 421545, 562060, 843090, 1686180, 12687583, 25375166, 38062749, 50750332, 63437915, 76125498, 126875830, 152250996, 190313745, 253751660, 380627490, 761254980, 1991950531, 2271077357, 3983901062, 4542154714, 5975851593, 6813232071, 7967802124, 9084309428, 9959752655, 11355386785, 11951703186, 13626464142, 19919505310, 22710773570, 23903406372, 27252928284, 29879257965, 34066160355, 39839010620, 45421547140, 59758515930, 68132320710, 119517031860, 136264641420, 356559145049, 713118290098, 1069677435147, 1426236580196, 1782795725245, 2139354870294, 3565591450490, 4278709740588, 5348387175735, 7131182900980, 10696774351470, 21393548702940]

約数ペア:

[(1, 21393548702940), (2, 10696774351470), (3, 7131182900980), (4, 5348387175735), (5, 4278709740588), (6, 3565591450490), (10, 2139354870294), (12, 1782795725245), (15, 1426236580196), (20, 1069677435147), (30, 713118290098), (60, 356559145049), (157, 136264641420), (179, 119517031860), (314, 68132320710), (358, 59758515930), (471, 45421547140), (537, 39839010620), (628, 34066160355), (716, 29879257965), (785, 27252928284), (895, 23903406372), (942, 22710773570), (1074, 19919505310), (1570, 13626464142), (1790, 11951703186), (1884, 11355386785), (2148, 9959752655), (2355, 9084309428), (2685, 7967802124), (3140, 6813232071), (3580, 5975851593), (4710, 4542154714), (5370, 3983901062), (9420, 2271077357), (10740, 1991950531), (28103, 761254980), (56206, 380627490), (84309, 253751660), (112412, 190313745), (140515, 152250996), (168618, 126875830), (281030, 76125498), (337236, 63437915), (421545, 50750332), (562060, 38062749), (843090, 25375166), (1686180, 12687583)]