421931784

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{19687}}^1$

素因数の和:19762

約数の個数: 64

約数和(自身を含む): 1134028800

約数和(自身を除く): 712097016

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 47, 57, 76, 94, 114, 141, 152, 188, 228, 282, 376, 456, 564, 893, 1128, 1786, 2679, 3572, 5358, 7144, 10716, 19687, 21432, 39374, 59061, 78748, 118122, 157496, 236244, 374053, 472488, 748106, 925289, 1122159, 1496212, 1850578, 2244318, 2775867, 2992424, 3701156, 4488636, 5551734, 7402312, 8977272, 11103468, 17580491, 22206936, 35160982, 52741473, 70321964, 105482946, 140643928, 210965892, 421931784]

約数ペア:

[(1, 421931784), (2, 210965892), (3, 140643928), (4, 105482946), (6, 70321964), (8, 52741473), (12, 35160982), (19, 22206936), (24, 17580491), (38, 11103468), (47, 8977272), (57, 7402312), (76, 5551734), (94, 4488636), (114, 3701156), (141, 2992424), (152, 2775867), (188, 2244318), (228, 1850578), (282, 1496212), (376, 1122159), (456, 925289), (564, 748106), (893, 472488), (1128, 374053), (1786, 236244), (2679, 157496), (3572, 118122), (5358, 78748), (7144, 59061), (10716, 39374), (19687, 21432)]