21592450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:160

約数の個数: 72

約数和(自身を含む): 45715824

約数和(自身を除く): 24123374

約数列:

[1, 2, 5, 10, 11, 22, 25, 43, 50, 55, 83, 86, 110, 121, 166, 215, 242, 275, 415, 430, 473, 550, 605, 830, 913, 946, 1075, 1210, 1826, 2075, 2150, 2365, 3025, 3569, 4150, 4565, 4730, 5203, 6050, 7138, 9130, 10043, 10406, 11825, 17845, 20086, 22825, 23650, 26015, 35690, 39259, 45650, 50215, 52030, 78518, 89225, 100430, 130075, 178450, 196295, 251075, 260150, 392590, 431849, 502150, 863698, 981475, 1962950, 2159245, 4318490, 10796225, 21592450]

約数ペア:

[(1, 21592450), (2, 10796225), (5, 4318490), (10, 2159245), (11, 1962950), (22, 981475), (25, 863698), (43, 502150), (50, 431849), (55, 392590), (83, 260150), (86, 251075), (110, 196295), (121, 178450), (166, 130075), (215, 100430), (242, 89225), (275, 78518), (415, 52030), (430, 50215), (473, 45650), (550, 39259), (605, 35690), (830, 26015), (913, 23650), (946, 22825), (1075, 20086), (1210, 17845), (1826, 11825), (2075, 10406), (2150, 10043), (2365, 9130), (3025, 7138), (3569, 6050), (4150, 5203), (4565, 4730)]