21046350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:322

約数の個数: 96

約数和(自身を含む): 57746304

約数和(自身を除く): 36699954

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 43, 50, 65, 75, 78, 86, 129, 130, 150, 195, 215, 251, 258, 325, 390, 430, 502, 559, 645, 650, 753, 975, 1075, 1118, 1255, 1290, 1506, 1677, 1950, 2150, 2510, 2795, 3225, 3263, 3354, 3765, 5590, 6275, 6450, 6526, 7530, 8385, 9789, 10793, 12550, 13975, 16315, 16770, 18825, 19578, 21586, 27950, 32379, 32630, 37650, 41925, 48945, 53965, 64758, 81575, 83850, 97890, 107930, 140309, 161895, 163150, 244725, 269825, 280618, 323790, 420927, 489450, 539650, 701545, 809475, 841854, 1403090, 1618950, 2104635, 3507725, 4209270, 7015450, 10523175, 21046350]

約数ペア:

[(1, 21046350), (2, 10523175), (3, 7015450), (5, 4209270), (6, 3507725), (10, 2104635), (13, 1618950), (15, 1403090), (25, 841854), (26, 809475), (30, 701545), (39, 539650), (43, 489450), (50, 420927), (65, 323790), (75, 280618), (78, 269825), (86, 244725), (129, 163150), (130, 161895), (150, 140309), (195, 107930), (215, 97890), (251, 83850), (258, 81575), (325, 64758), (390, 53965), (430, 48945), (502, 41925), (559, 37650), (645, 32630), (650, 32379), (753, 27950), (975, 21586), (1075, 19578), (1118, 18825), (1255, 16770), (1290, 16315), (1506, 13975), (1677, 12550), (1950, 10793), (2150, 9789), (2510, 8385), (2795, 7530), (3225, 6526), (3263, 6450), (3354, 6275), (3765, 5590)]