21167654388

素因数分解:

$2^2\times 3^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1\times {\mathrm{463}}^1$

素因数の和:957

約数の個数: 96

約数和(自身を含む): 50487951360

約数和(自身を除く): 29320296972

約数列:

[1, 2, 3, 4, 6, 12, 127, 131, 229, 254, 262, 381, 393, 458, 463, 508, 524, 687, 762, 786, 916, 926, 1374, 1389, 1524, 1572, 1852, 2748, 2778, 5556, 16637, 29083, 29999, 33274, 49911, 58166, 58801, 59998, 60653, 66548, 87249, 89997, 99822, 106027, 116332, 117602, 119996, 121306, 174498, 176403, 179994, 181959, 199644, 212054, 235204, 242612, 318081, 348996, 352806, 359988, 363918, 424108, 636162, 705612, 727836, 1272324, 3809873, 7619746, 7702931, 11429619, 13465429, 13889537, 15239492, 15405862, 22859238, 23108793, 26930858, 27779074, 30811724, 40396287, 41668611, 45718476, 46217586, 53861716, 55558148, 80792574, 83337222, 92435172, 161585148, 166674444, 1763971199, 3527942398, 5291913597, 7055884796, 10583827194, 21167654388]

約数ペア:

[(1, 21167654388), (2, 10583827194), (3, 7055884796), (4, 5291913597), (6, 3527942398), (12, 1763971199), (127, 166674444), (131, 161585148), (229, 92435172), (254, 83337222), (262, 80792574), (381, 55558148), (393, 53861716), (458, 46217586), (463, 45718476), (508, 41668611), (524, 40396287), (687, 30811724), (762, 27779074), (786, 26930858), (916, 23108793), (926, 22859238), (1374, 15405862), (1389, 15239492), (1524, 13889537), (1572, 13465429), (1852, 11429619), (2748, 7702931), (2778, 7619746), (5556, 3809873), (16637, 1272324), (29083, 727836), (29999, 705612), (33274, 636162), (49911, 424108), (58166, 363918), (58801, 359988), (59998, 352806), (60653, 348996), (66548, 318081), (87249, 242612), (89997, 235204), (99822, 212054), (106027, 199644), (116332, 181959), (117602, 179994), (119996, 176403), (121306, 174498)]