21592095

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1013}}^1$

素因数の和:1064

約数の個数: 48

約数和(自身を含む): 41614560

約数和(自身を除く): 20022465

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 49, 87, 105, 145, 147, 203, 245, 435, 609, 735, 1013, 1015, 1421, 3039, 3045, 4263, 5065, 7091, 7105, 15195, 21273, 21315, 29377, 35455, 49637, 88131, 106365, 146885, 148911, 205639, 248185, 440655, 616917, 744555, 1028195, 1439473, 3084585, 4318419, 7197365, 21592095]

約数ペア:

[(1, 21592095), (3, 7197365), (5, 4318419), (7, 3084585), (15, 1439473), (21, 1028195), (29, 744555), (35, 616917), (49, 440655), (87, 248185), (105, 205639), (145, 148911), (147, 146885), (203, 106365), (245, 88131), (435, 49637), (609, 35455), (735, 29377), (1013, 21315), (1015, 21273), (1421, 15195), (3039, 7105), (3045, 7091), (4263, 5065)]