21584988

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 60166400

約数和(自身を除く): 38581412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 67, 76, 108, 114, 134, 157, 171, 201, 228, 268, 314, 342, 402, 471, 513, 603, 628, 684, 804, 942, 1026, 1206, 1273, 1413, 1809, 1884, 2052, 2412, 2546, 2826, 2983, 3618, 3819, 4239, 5092, 5652, 5966, 7236, 7638, 8478, 8949, 10519, 11457, 11932, 15276, 16956, 17898, 21038, 22914, 26847, 31557, 34371, 35796, 42076, 45828, 53694, 63114, 68742, 80541, 94671, 107388, 126228, 137484, 161082, 189342, 199861, 284013, 322164, 378684, 399722, 568026, 599583, 799444, 1136052, 1199166, 1798749, 2398332, 3597498, 5396247, 7194996, 10792494, 21584988]

約数ペア:

[(1, 21584988), (2, 10792494), (3, 7194996), (4, 5396247), (6, 3597498), (9, 2398332), (12, 1798749), (18, 1199166), (19, 1136052), (27, 799444), (36, 599583), (38, 568026), (54, 399722), (57, 378684), (67, 322164), (76, 284013), (108, 199861), (114, 189342), (134, 161082), (157, 137484), (171, 126228), (201, 107388), (228, 94671), (268, 80541), (314, 68742), (342, 63114), (402, 53694), (471, 45828), (513, 42076), (603, 35796), (628, 34371), (684, 31557), (804, 26847), (942, 22914), (1026, 21038), (1206, 17898), (1273, 16956), (1413, 15276), (1809, 11932), (1884, 11457), (2052, 10519), (2412, 8949), (2546, 8478), (2826, 7638), (2983, 7236), (3618, 5966), (3819, 5652), (4239, 5092)]