21595770

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:169

約数の個数: 144

約数和(自身を含む): 67223520

約数和(自身を除く): 45627750

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 59, 63, 70, 83, 90, 98, 105, 118, 126, 147, 166, 177, 210, 245, 249, 294, 295, 315, 354, 413, 415, 441, 490, 498, 531, 581, 590, 630, 735, 747, 826, 830, 882, 885, 1062, 1162, 1239, 1245, 1470, 1494, 1743, 1770, 2065, 2205, 2478, 2490, 2655, 2891, 2905, 3486, 3717, 3735, 4067, 4130, 4410, 4897, 5229, 5310, 5782, 5810, 6195, 7434, 7470, 8134, 8673, 8715, 9794, 10458, 12201, 12390, 14455, 14691, 17346, 17430, 18585, 20335, 24402, 24485, 26019, 26145, 28910, 29382, 34279, 36603, 37170, 40670, 43365, 44073, 48970, 52038, 52290, 61005, 68558, 73206, 73455, 86730, 88146, 102837, 122010, 130095, 146910, 171395, 183015, 205674, 220365, 239953, 260190, 308511, 342790, 366030, 440730, 479906, 514185, 617022, 719859, 1028370, 1199765, 1439718, 1542555, 2159577, 2399530, 3085110, 3599295, 4319154, 7198590, 10797885, 21595770]

約数ペア:

[(1, 21595770), (2, 10797885), (3, 7198590), (5, 4319154), (6, 3599295), (7, 3085110), (9, 2399530), (10, 2159577), (14, 1542555), (15, 1439718), (18, 1199765), (21, 1028370), (30, 719859), (35, 617022), (42, 514185), (45, 479906), (49, 440730), (59, 366030), (63, 342790), (70, 308511), (83, 260190), (90, 239953), (98, 220365), (105, 205674), (118, 183015), (126, 171395), (147, 146910), (166, 130095), (177, 122010), (210, 102837), (245, 88146), (249, 86730), (294, 73455), (295, 73206), (315, 68558), (354, 61005), (413, 52290), (415, 52038), (441, 48970), (490, 44073), (498, 43365), (531, 40670), (581, 37170), (590, 36603), (630, 34279), (735, 29382), (747, 28910), (826, 26145), (830, 26019), (882, 24485), (885, 24402), (1062, 20335), (1162, 18585), (1239, 17430), (1245, 17346), (1470, 14691), (1494, 14455), (1743, 12390), (1770, 12201), (2065, 10458), (2205, 9794), (2478, 8715), (2490, 8673), (2655, 8134), (2891, 7470), (2905, 7434), (3486, 6195), (3717, 5810), (3735, 5782), (4067, 5310), (4130, 5229), (4410, 4897)]