21486492

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1$

素因数の和:352

約数の個数: 96

約数和(自身を含む): 60435200

約数和(自身を除く): 38948708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 37, 38, 54, 57, 74, 76, 108, 111, 114, 148, 171, 222, 228, 283, 333, 342, 444, 513, 566, 666, 684, 703, 849, 999, 1026, 1132, 1332, 1406, 1698, 1998, 2052, 2109, 2547, 2812, 3396, 3996, 4218, 5094, 5377, 6327, 7641, 8436, 10188, 10471, 10754, 12654, 15282, 16131, 18981, 20942, 21508, 25308, 30564, 31413, 32262, 37962, 41884, 48393, 62826, 64524, 75924, 94239, 96786, 125652, 145179, 188478, 193572, 198949, 282717, 290358, 376956, 397898, 565434, 580716, 596847, 795796, 1130868, 1193694, 1790541, 2387388, 3581082, 5371623, 7162164, 10743246, 21486492]

約数ペア:

[(1, 21486492), (2, 10743246), (3, 7162164), (4, 5371623), (6, 3581082), (9, 2387388), (12, 1790541), (18, 1193694), (19, 1130868), (27, 795796), (36, 596847), (37, 580716), (38, 565434), (54, 397898), (57, 376956), (74, 290358), (76, 282717), (108, 198949), (111, 193572), (114, 188478), (148, 145179), (171, 125652), (222, 96786), (228, 94239), (283, 75924), (333, 64524), (342, 62826), (444, 48393), (513, 41884), (566, 37962), (666, 32262), (684, 31413), (703, 30564), (849, 25308), (999, 21508), (1026, 20942), (1132, 18981), (1332, 16131), (1406, 15282), (1698, 12654), (1998, 10754), (2052, 10471), (2109, 10188), (2547, 8436), (2812, 7641), (3396, 6327), (3996, 5377), (4218, 5094)]