21307923966

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{38873}}^1$

素因数の和:39337

約数の個数: 64

約数和(自身を含む): 50395631616

約数和(自身を除く): 29087707650

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 421, 434, 651, 842, 1263, 1302, 2526, 2947, 5894, 8841, 13051, 17682, 26102, 38873, 39153, 77746, 78306, 91357, 116619, 182714, 233238, 272111, 274071, 544222, 548142, 816333, 1205063, 1632666, 2410126, 3615189, 7230378, 8435441, 16365533, 16870882, 25306323, 32731066, 49096599, 50612646, 98193198, 114558731, 229117462, 343676193, 507331523, 687352386, 1014663046, 1521994569, 3043989138, 3551320661, 7102641322, 10653961983, 21307923966]

約数ペア:

[(1, 21307923966), (2, 10653961983), (3, 7102641322), (6, 3551320661), (7, 3043989138), (14, 1521994569), (21, 1014663046), (31, 687352386), (42, 507331523), (62, 343676193), (93, 229117462), (186, 114558731), (217, 98193198), (421, 50612646), (434, 49096599), (651, 32731066), (842, 25306323), (1263, 16870882), (1302, 16365533), (2526, 8435441), (2947, 7230378), (5894, 3615189), (8841, 2410126), (13051, 1632666), (17682, 1205063), (26102, 816333), (38873, 548142), (39153, 544222), (77746, 274071), (78306, 272111), (91357, 233238), (116619, 182714)]