21835080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:611

約数の個数: 96

約数和(自身を含む): 71660160

約数和(自身を除く): 49825080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 131, 180, 262, 360, 393, 463, 524, 655, 786, 926, 1048, 1179, 1310, 1389, 1572, 1852, 1965, 2315, 2358, 2620, 2778, 3144, 3704, 3930, 4167, 4630, 4716, 5240, 5556, 5895, 6945, 7860, 8334, 9260, 9432, 11112, 11790, 13890, 15720, 16668, 18520, 20835, 23580, 27780, 33336, 41670, 47160, 55560, 60653, 83340, 121306, 166680, 181959, 242612, 303265, 363918, 485224, 545877, 606530, 727836, 909795, 1091754, 1213060, 1455672, 1819590, 2183508, 2426120, 2729385, 3639180, 4367016, 5458770, 7278360, 10917540, 21835080]

約数ペア:

[(1, 21835080), (2, 10917540), (3, 7278360), (4, 5458770), (5, 4367016), (6, 3639180), (8, 2729385), (9, 2426120), (10, 2183508), (12, 1819590), (15, 1455672), (18, 1213060), (20, 1091754), (24, 909795), (30, 727836), (36, 606530), (40, 545877), (45, 485224), (60, 363918), (72, 303265), (90, 242612), (120, 181959), (131, 166680), (180, 121306), (262, 83340), (360, 60653), (393, 55560), (463, 47160), (524, 41670), (655, 33336), (786, 27780), (926, 23580), (1048, 20835), (1179, 18520), (1310, 16668), (1389, 15720), (1572, 13890), (1852, 11790), (1965, 11112), (2315, 9432), (2358, 9260), (2620, 8334), (2778, 7860), (3144, 6945), (3704, 5895), (3930, 5556), (4167, 5240), (4630, 4716)]