21520748054

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{9049}}^1$

素因数の和:9225

約数の個数: 64

約数和(自身を含む): 37547798400

約数和(自身を除く): 16027050346

約数列:

[1, 2, 13, 23, 26, 41, 46, 82, 97, 194, 299, 533, 598, 943, 1066, 1261, 1886, 2231, 2522, 3977, 4462, 7954, 9049, 12259, 18098, 24518, 29003, 51701, 58006, 91471, 103402, 117637, 182942, 208127, 235274, 371009, 416254, 742018, 877753, 1189123, 1755506, 2378246, 2705651, 4823117, 5411302, 8533207, 9646234, 11410789, 17066414, 20188319, 22821578, 35987873, 40376638, 71975746, 110931691, 221863382, 262448147, 467842349, 524896294, 827721079, 935684698, 1655442158, 10760374027, 21520748054]

約数ペア:

[(1, 21520748054), (2, 10760374027), (13, 1655442158), (23, 935684698), (26, 827721079), (41, 524896294), (46, 467842349), (82, 262448147), (97, 221863382), (194, 110931691), (299, 71975746), (533, 40376638), (598, 35987873), (943, 22821578), (1066, 20188319), (1261, 17066414), (1886, 11410789), (2231, 9646234), (2522, 8533207), (3977, 5411302), (4462, 4823117), (7954, 2705651), (9049, 2378246), (12259, 1755506), (18098, 1189123), (24518, 877753), (29003, 742018), (51701, 416254), (58006, 371009), (91471, 235274), (103402, 208127), (117637, 182942)]