21317296

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^4\times {\mathrm{13}}^1$

素因数の和:72

約数の個数: 100

約数和(自身を含む): 55916560

約数和(自身を除く): 34599264

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 112, 121, 143, 154, 176, 182, 208, 242, 286, 308, 364, 484, 572, 616, 728, 847, 968, 1001, 1144, 1232, 1331, 1456, 1573, 1694, 1936, 2002, 2288, 2662, 3146, 3388, 4004, 5324, 6292, 6776, 8008, 9317, 10648, 11011, 12584, 13552, 14641, 16016, 17303, 18634, 21296, 22022, 25168, 29282, 34606, 37268, 44044, 58564, 69212, 74536, 88088, 102487, 117128, 121121, 138424, 149072, 176176, 190333, 204974, 234256, 242242, 276848, 380666, 409948, 484484, 761332, 819896, 968968, 1332331, 1522664, 1639792, 1937936, 2664662, 3045328, 5329324, 10658648, 21317296]

約数ペア:

[(1, 21317296), (2, 10658648), (4, 5329324), (7, 3045328), (8, 2664662), (11, 1937936), (13, 1639792), (14, 1522664), (16, 1332331), (22, 968968), (26, 819896), (28, 761332), (44, 484484), (52, 409948), (56, 380666), (77, 276848), (88, 242242), (91, 234256), (104, 204974), (112, 190333), (121, 176176), (143, 149072), (154, 138424), (176, 121121), (182, 117128), (208, 102487), (242, 88088), (286, 74536), (308, 69212), (364, 58564), (484, 44044), (572, 37268), (616, 34606), (728, 29282), (847, 25168), (968, 22022), (1001, 21296), (1144, 18634), (1232, 17303), (1331, 16016), (1456, 14641), (1573, 13552), (1694, 12584), (1936, 11011), (2002, 10648), (2288, 9317), (2662, 8008), (3146, 6776), (3388, 6292), (4004, 5324)]