21345999990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{359}}^1\times {\mathrm{4799}}^1$

素因数の和:5234

約数の個数: 128

約数和(自身を含む): 59719680000

約数和(自身を除く): 38373680010

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 59, 70, 105, 118, 177, 210, 295, 354, 359, 413, 590, 718, 826, 885, 1077, 1239, 1770, 1795, 2065, 2154, 2478, 2513, 3590, 4130, 4799, 5026, 5385, 6195, 7539, 9598, 10770, 12390, 12565, 14397, 15078, 21181, 23995, 25130, 28794, 33593, 37695, 42362, 47990, 63543, 67186, 71985, 75390, 100779, 105905, 127086, 143970, 148267, 167965, 201558, 211810, 283141, 296534, 317715, 335930, 444801, 503895, 566282, 635430, 741335, 849423, 889602, 1007790, 1415705, 1482670, 1698846, 1722841, 1981987, 2224005, 2831410, 3445682, 3963974, 4247115, 4448010, 5168523, 5945961, 8494230, 8614205, 9909935, 10337046, 11891922, 12059887, 17228410, 19819870, 24119774, 25842615, 29729805, 36179661, 51685230, 59459610, 60299435, 72359322, 101647619, 120598870, 180898305, 203295238, 304942857, 361796610, 508238095, 609885714, 711533333, 1016476190, 1423066666, 1524714285, 2134599999, 3049428570, 3557666665, 4269199998, 7115333330, 10672999995, 21345999990]

約数ペア:

[(1, 21345999990), (2, 10672999995), (3, 7115333330), (5, 4269199998), (6, 3557666665), (7, 3049428570), (10, 2134599999), (14, 1524714285), (15, 1423066666), (21, 1016476190), (30, 711533333), (35, 609885714), (42, 508238095), (59, 361796610), (70, 304942857), (105, 203295238), (118, 180898305), (177, 120598870), (210, 101647619), (295, 72359322), (354, 60299435), (359, 59459610), (413, 51685230), (590, 36179661), (718, 29729805), (826, 25842615), (885, 24119774), (1077, 19819870), (1239, 17228410), (1770, 12059887), (1795, 11891922), (2065, 10337046), (2154, 9909935), (2478, 8614205), (2513, 8494230), (3590, 5945961), (4130, 5168523), (4799, 4448010), (5026, 4247115), (5385, 3963974), (6195, 3445682), (7539, 2831410), (9598, 2224005), (10770, 1981987), (12390, 1722841), (12565, 1698846), (14397, 1482670), (15078, 1415705), (21181, 1007790), (23995, 889602), (25130, 849423), (28794, 741335), (33593, 635430), (37695, 566282), (42362, 503895), (47990, 444801), (63543, 335930), (67186, 317715), (71985, 296534), (75390, 283141), (100779, 211810), (105905, 201558), (127086, 167965), (143970, 148267)]